Don't get me wrong: although I don't own one, I think quite highly of the Valjoux 7750. 8 Brand ETA / Valjoux Caliber Number A05. Oris 774 Jan 7, 2009 · Again this is an old one, operating at 3 Hz, the newer one work at the same speed as the ETA/Valjoux 7750. ETA/Valjoux 7750 automatic movement The Valjoux 7750[9] a/k/a ETA 7750 is a widely used chronograph (stop watch) movement operated by cams integrated into the movement. Sep 4, 2022 · As its name suggests, the Carrera Calibre 16 is powered by the Calibre 16 movement. The Valjoux 7750 quickly ended production, only to be reborn in 1985 and has become one of the world’s leading watch movements since. It Feb 13, 2010 · Yes, I find that all my watches that has the Valjoux 7750 movement, or a variation of it, such as the Panerai GMT, Anonimo Cronoscopio Mk II, Tissot PRS516, and Ball Mad Cow, are more accurate than my Patek Philippe and Rolexes (for mechanical watches, that is); the 7750 movement has been giving me +2 to +3 sec / day accuracy. Jun 5, 2011 · The two most consistently accurate movements I've had--big surprise--are the 7750 and the 289x. But perhaps none of these contemporary movements is as popular as the Valjoux 7750. /day DD -1. The 7750 you can fairly easily hear the rotor turning compared to other models. I have started collecting watches recently and would like some information. Special Valjoux 7750 Versions "Bicompax" Valjoux 7750/7760 Versions "Tricompax" Valjoux 7750 Versions. This movement was first developed in the 1970s and since then, numerous watch manufacturers have come to place their trust in the reliable service of the Valjoux 7750. Nov 29, 2006 · Yes agree let it settle down first the Cal 13,although based on the chronometer grade eta Valjoux 7750 movement. Please enjoy this iconic master Apr 3, 2018 · Better than the 92 hardly. Jul 23, 2021 · Template:File The ETA 7753 is an automatic chronograph movement by Valjoux/ETA based on the popular Valjoux 7750. The Popular Valjoux 7750. 7750 was not entirely without negative consequences. Many watch makers today have given both the cal. Features Sep 27, 2007 · Valjoux 7750 Accuracy Jump to Latest Follow 7K views 3 replies 4 participants last post by Tragic Sep 29, 2007 Find many great new & used options and get the best deals for Pryngeps Bracciale Valjoux 7750 Acciaio at the best online prices at eBay! Accurate description. Assembly instructions for the automatic and chronograph mechanism of the Valjoux 7750. Made 1 year only and just 100,000 produced world wide. and there are other issues that affect accuracy like temperature and position. Brought back by eta in 1985, the 24j or 25j 7750 was introduced. Jul 7, 2023 · That movement is the ETA 7750 or, as it was formerly and still commonly known, the Valjoux 7750. As a variation of Caliber 7750, it naturally supports subdials at 3, 6 and 9 o’clock. I would think the original 17j would be worth more. The chronograph… This summer I bought a Tissot PRS 516 running a Valjoux 7750 movement. The original 1974 valjoux 17j 7750. 00 and the other is a Stovard Jurgenson chrono that has a Valjoux 7750 movement. This movement is known for durability and flexibility and is used as a base in many watches, from entry-level chronographs to the famous IWC “Il Destriero Scafusia” grande complication. First introduced in 1974, the 7750 was Valjoux’ answer to the Zenith El Primero automatic movement. Rough, reliable and accurate - a work horse. In 1974, Mido released a chronograph equipped with one of the best-known movements in the world of watchmaking: the Valjoux 7750 movement. 3) A poorly made column wheel movement will perform poorly and have a poor "feel" to its pusher action, and a well made lever movement will perform well, and The Hamilton H-21 is based on the Valjoux 7750. Could anyone tell me what should be the daily timekeeping accuracy of a Valjoux 7750 movement (Omega modified) from their experience. Jun 28, 2022 · Cal. The Valjoux 7750 [9] aka ETA 7750 an extremely popular movement used in the majority of mechanical chronograph watches on the market in 2004. Dec 12, 2018 · The Valjoux 7750, better known as the ETA 7750, is the most widespread Swiss chronograph movement today. El fabricante suizo de movimientos Valjoux es especialista en movimientos de alta calidad para cronógrafos desde hace más de 100 años. Combining explanatory text and newly-created technical drawings of both the 7750 and 7751 movements, the materials include an introduction that provides a brief historical sketch of the Valjoux 7750-series calibre and explanations and illustrations that cover the wheel train and motion works, keyless works, chronograph functions, calendar and Mido Chronograph Valjoux. I read that IWC used to obtain Top grade examples and re-work them with so many of their own parts it was hardly a 7750 anymore. Have a closer look on how they are designed compared to an ETA/Valjoux 7750 and you will know why. Visually (from the dial side), you should be able to tell the difference: 7750. I bought it used 5 to 6 years old. A Swiss Valjoux 7750 automatic movement inside the massive 58mm case powers three handy subdials plus day and date windows, so your schedule is in good hands! Now all you have to do is bring your Masterpiece home! Limited edition out of 200. Oct 1, 2019 · Naturally, the economizing to which Valjoux subjected the cal. Heck, even Seagull auto chronos can also push into $1k territory. Most versions of Cal. The Valjoux 7750 - Part 1 - watchmaker dissassembly and review The Valjoux 7750 - Part 2. Mar 30, 2010 · Nothing wrong at all with the ETA/Valjoux 7750. O. It’s dismissed for its mass-produced, low-tech cam-based design and utilitarian look, yet the Valjoux 7750 is also one of the most reliable and widely-used movements in history. Unfortunately, and unlike the 7750, this movement provides no rapid-reset function for the date display via the crown. Yet More Standard Valjoux 7750 Versions. Jun 3, 2019 · Introduced in 2002, the Valjoux (now ETA) 7753 is a cam-operated automatic chronograph with a date complication. It is essentially a Valjoux/ETA 7750. It is one of the most common chronograph configurations and … Feb 12, 2022 · These movements are currently referred to as “ETA 7750” or “Valjoux 7750”, but ETA officially calls them “7750 Valjoux” to differentiate them from the Valgranges line. The reason that "7750 for less than $500" keeps popping up is that $500 seems to be a "magic" number, it's difficult to get a 7750 for less, though there are a few good examples on this forum. Overview. Valjoux 7750's rotor is noisier but i love the sound haha. Many watch enthusiasts have dismissed the 7750 as a cheap, generic movement. The H-31 is similar though based on the 7753. The two macros show the NE88 upper bridge and column wheel Seiko NE88 vs ETA 7750 The Seiko NE88 is undoubtedly an innovative movement and it is natural to compare it with the ETA 7750 (also known as Valjoux 7750), which has become over the decades one of the most durable and widely used calibers in modern era chronographs. (Valjoux was bought by ETA some time ago, new 7750s are no longer marked "Val 7750" but "ETA 7750. Not entirely without reason as the Chinese altered a perfectly designed movement (Valjoux 7750) to transfer the running For all the crap the 7750 takes from movement snobs, it's an extremely tough, reliable and accurate workhorse of a movement, and what's more, an entirely integrated chronograph to boot; no module tom foolery going on here. This mechanism is based on one of the most time-tested movements in Swiss watchmaking – the ETA Valjoux 7750. Dec 2, 2014 · The 7750 movement has been around since the early 70s. The Breitling Caliber 13 is based on the well-known ETA Valjoux 7750 movement. May 15, 2007 · So the midnight hour of the hand versus the date change is due to the accuracy of the hand placement by the watch maker. The Tissot has a quartz movement and a case size of 4. This movement was hugely successful at the time thanks to its reliability, accuracy, and ease of manufacture. I don’t have a time grapher so I can’t get exact data, but last week it was 30 seconds behind one day and today it is 10 seconds ahead. Apr 26, 2018 · The Valjoux 7730 is a hand-wound, dual-register chronograph movement produced from 1966 to 1973. Dec 3, 2022 · That put Valjoux in a tight spot, and the company decided that it was up to its fresh hire, Edmond Capt, to get the company out of it. The ETA/Valjoux caliber 7751 is a 25 jewels Swiss made self-winding automatic movement. 4401 in terms of HDF, but offers 40% more balance power. On the contrary, watch manufacturers of all stripes have been relying on the workhorse for generations. As Valjoux is now a part of ETA, what used to be the Valjoux 7750 is now the ETA 7750, with the same specs. In July when I got it, it was running just under +3 secs per day, but as fall and winter has progressed, the accuracy has increased month for month. This caliber is also known as the Valjoux 7750 (Valjoux is likewise part of the Swatch Group), and has been powering numerous watch models since 1973. The newcomer’s case has been given a sapphire back and its dial boasts lacquered numerals; the standard model has applied numerals. 4. 07. It seems like nearly every single Automatic Chronograph watch out there not using an in-house movement has a Valjoux 7750 in it. I've found out from Fortis that the ETA 2936-2 is not tuned or C. It is an automatic (self-winding from the movements of the wrist), integrated chronograph with quickset date. T006. It is known primarily for chronograph ébauche movements that are used in a number of mid- to high-range mechanical watches. big-date from Shanghai, rattrapante from Liaoning) so it is quite likely that a triple-calendar/moonphase can be found. Jul 3, 2011 · Valjoux 7760 (1985-2005) Manual version of the 7750. 2 ms depending on the position on the timegrapher I consider the 30 years old movement as “healthy”. First some info on the H21 for those that don't know. 7750 and 7753 additional finishing or extra complications; for example, Hamilton transformed the 7750 into H-21 and Raymond Weil created the Caliber RW5000 automatic chronograph movement out of it, the latter being a redecorated (black, PVD-treated oscillating weight) version of the 7750 automatic ebauche. It boasts 25 jewels and both time and stopwatch functions, hour and minute dials and day and date indicator on the standard version. Watch Details. I just bought a Jacques Lemans Geneve collection chronograph with the ETA-Valjoux 7750 movement. For a pair of 37-year old watches, I'd say that's exceptional. I haven't figured it precisely yet, but suffice it to say it is quite a bit! Jun 22, 2021 · ETA’s automatic Caliber Valjoux 7753 is hard at work behind the glass back. Chronograph subdial counters located at 6:00, 9:00 (small seconds location), 12:00; Day/Date at 3:00; 7753. It has come to dominate the industry and remains popular today. Feb 8, 2015 · The Valjoux 7750 family is the most popular automatic chronograph movement, yet it’s not universally loved. The revolution came soon after. C. The Valjoux 7750 is by far the most common swiss made chronograph movement in production, with the ETA 2894-2 in second with a 37 Jewel movement. Valjoux 7750 - bestseller among Swiss chronograph movements. 11. The skimping shows, the material for the reset hammers is thinner than the originals and this one had been bent in two places to get it to contact the reset Full details and images of the ETA caliber 7750, including a list of all watches using this movement. That makes the cal 7753 only an Feb 7, 2013 · For all the crap the 7750 takes from movement snobs, it's an extremely tough, reliable and accurate workhorse of a movement, and what's more, an entirely integrated chronograph to boot; no module tom foolery going on here. The watch is running very slow, losing somewhere between 5-10 minutes a day. . See full list on exquisitetimepieces. Alliance Horloger, Under the Loupe: ETA 7750 - With video of a 7750 being assembled When a 7750 ain't a 7750 any longer - Thoughts on modified 7750 movements, and when they develop their own identity WUS Thread: IWC Modified Movements Explained Aug 12, 2017 · The 7750 is the "standard" chrono movement whereas the SW500 is a bit of a new kid on the block. Hope it helps. Jump to Latest 6K views 10 replies Well the Valjoux 7750 spec do say that the max daily variation is +/-15 seconds per day. H31 (7753) Mido refers to this variation as “Two Counters Automatic Chronograph” in the user Aug 25, 2019 · The IWC3777-14 is powered by an IWC caliber 79320. Technically, only if it’s a 7750 assembled before this merge up is a true Valjoux 7750. Jun 3, 2010 · The Valjoux 7750 is available in a bright variety of modifications, for example made by + Alfred Rochat, Chronoswiss (C. Sep 15, 2007 · The Valjoux is seemingly everywhere. ETA Valjoux 7750 Watches Watches. Nov 24, 2013 · Swiss made, automatic, 30 mm /7. Jul 12, 2022 · Introduced a few years ago, the A05 is an upgrade of the 7750 that features, in particular, a beefed-up power reserve of 68 hours versus 48 to 54 hours previously, on a traditional Valjoux architecture. Vintage early 1980’s Heuer Pasadena, Ref. 414. I sent it to have it overhauled by a watchmaker with experience (hundreds of overhauls on this movement). Oris 771. com Apr 24, 2010 · I have a Swiss Army 9G-600 with a Valjoux 7750 movement. Standard Valjoux 7750 Versions. 9mm Jewel Count 25 Vibrations Per Hour 28,800 (4 Hz) - early models were 21,600 Lift Angle 50 degrees Amplitude Min/Max 200 - 310 degrees Power Reserve 48 - 62 hours Shock System Incabloc Regulator May 23, 2013 · Measuring the time about twice a day revealed that it almost gained back over night what it lost in a day of wearing, at no point was it off by more than 0. As of 2019, ETA produces the 7750, 7751, 7753, and 7754 as well as the derived ETA A05 line for Tissot and Rado and the larger Valgranges A07 line. From the Hamilton website. These come in different configurations, such as the 7736 with an extra hour counter. Mar 3, 2021 · Swatch Group has limited availability of the Valjoux 7750 chronograph, which powers a significant percentage of the chronographs available today, for outside parties. Oct 11, 2016 · The 7750 is one of the world’s most prolific chronograph movements. It differs from the base ETA 7750 in the location of the chronograph minutes counter: Rather than 12:00, the subdial is at 3:00 as on many other chronograph movements. First introduced in 1974, the 7750 was Val Apr 1, 2021 · I recently serviced a Valjoux 7750 and I noticed that the movement runs too fast in the first let’s say two days until it stabilises to a useful rate. More Standard Valjoux 7750 Versions. NOVY Listing: C$1,520 NOVY CHRONO VALJOUX 7750 Montre garantie 2 ans retour atelier, Reference number BA115; Steel; Automatic; Condition Like new & unworn; Year 2024; Watch with or ETA A05. The traditional mechanism used in the chronograph is known as the Column Wheel. I've heard that sometimes movement just need to "settle" in. The H-31 variant of the 7753 features a custom designed H pattern on the bridge, and engineered for increased accuracy and an increased 60 hours power reserve instead of 42 hours. May 9, 2019 · ETA Valjoux 7750 – The chronograph classic. It's exclusive to Longines and gives them a little bit of an edge compared to the others, at least in my assessment. The 7730 includes a small seconds sub-dial at 9:00, a jumping 30-minute counter at 3:00, and a central seconds counter. Even a layman can quickly spot the differences between a classical column-wheel movement and this mechanism, which has straightforward stamped components and simple wire springs. More accurate modelling and manufacture, along with new metalurgy has probably affected changes in what was a Valjoux 7750 from the 1970s to what is now an ETA 7750. It is NOT a difficult fix, but it involves a few parts being replaced and you'd have to decase the movement and have the hands and dial removed. Oct 12, 2019 · That put Valjoux in a tight spot, and the company decided that it was up to its fresh hire, Edmond Capt, to get the company out of it. Sep 14, 2019 · I have two Porsche Design Titan chronographs with the Valjoux 7750, one serviced in 2016 by IWC, the other serviced earlier this year by Superior Watch in Brooklyn. Very closely related to the Valjoux 7750, the ETA 7753 is a self-winding chronograph movement with 27 jewels, ball-bearing rotor, unidirectional winding, 1/8-seconds counter, 30-minutes counter, 12-hours counter, 28. The pictured Chronoswiss models with a rattrapante chronograph and time in a subdial, for example, use a module by Alfred Rochat--in the same village but definitely not the same company. First introduced during the 1970s, at the peak of the quartz crisis, the movement offers a durable and inexpensive design, which is quite easy to mass-produce. In fact, the 7753 is based on the 7750. g. Itself the subject of several evolutions, the 7750 is based on the Valjoux 7733 (which became part of ETA via merger), and was also based on the Venus 188, a company Valjoux purchased in 1966. 111 (Since 2005) Three hands, 37mm, date. The later are in the surplus! Especially the Asian 7750 with the running seconds at 6 gets a lot of negative attention. So technically 10-15 seconds a day is within spec. Nov 1, 2014 · I wanted to give a quick "long" term review of the accuracy of the H21 movement. Gaining access to the day-date module from behind the watch is A LOT of unnecessary work. Mar 21, 2022 · The cal 7750 was developed by Valjoux long before this merge-up. It was running 40 seconds fast per day with the adjustment screw slightly on the + side. I set the watch with my atomic signaled wall clock as my reference and I noticed that the watch runs about 15 seconds fast over a 12 hour period. Since then small changes have been made to how movements are designed, especially with regards to teeth profile. both can be extremely accurate if regulated well. 06. A movement that has been around for as long as it has, that is as rugged as it is and can achieve chronometric accuracy must be a good movement. Valjoux has gone through a number of changes over the years, and is now owned by ETA SA, which is part of the Swatch Group. both will usually come from the factory gaining anywhere from a couple seconds per day to 10 or 15. Jun 12, 2019 · The Sellita SW500 and SW600 movements are based on the Valjoux 7750 design, itself based on the Valjoux 7733 and Venus 188. 501 chronograph wristwatch. 7750 movement is great, I have a few of them. Originally called “VAL 7750” by ETA, it was later widely known as the Valjoux 7750 and now as the ETA 7750. Realise the post is over 5 years old but hopefully some of you are still subscribed! I've just bought a Davosa Vigo Chronograph with a Valjoux 7750 movement. It is also regularly used by premium manufacturers and specialists such as IWC chronographs, TAG Heuer, and Breitling. Aug 23, 2016 · The ETA/Valjoux caliber 7750 is one of the most recognizable and widely used automatic chronograph watch movements. Jul 23, 2021 · These movements are currently referred to as "ETA 7750" or "Valjoux 7750", but ETA officially calls them "7750 Valjoux" to differentiate them from the Valgranges line. Valjoux 7751. ch) which have been developed and are made by ETA, their basics go back to the 7750/7760 Valjoux movement which is smaller than the Valgranges (diameter of 36,60 mm (ETA say 37,22mm, 16 1/2 lines´´´). 211 Frederique Constant Classics Manufacture - FC710 In-House Movement May 11, 2013 · The 7750 and the 5100 are "quasi-column wheel" movements. Porthole its accurate enough just tends to jump around a bit. This has been the workhorse for the modern best-selling Breitling watches—not only the Chronomat models, but also the iconic Old Navitimer (now discontinued). Originally made in a time where mechanical chronographs were becoming extinct due to the obsession with quartz watches, the now ETA 7750 (yet sometimes still referred to as the Valjoux 7750) revived the mechanical chronograph to its former glory. ; not off by even one tooth on the gears with the teeth. Jan 19, 2007 · One is a Tissot V8 that sells for around $250. Chronograph subdials are at 3:00, 6:00, 9:00 (small seconds location Mar 27, 2019 · The release of the Valjoux 7750 was a huge success with lots of luxury brands showing interest in the movement. Sound, solid, reliable and accurate, it powered humble watches and expensive timepieces alike. A few years ago, Seiko's SII NE88 automatic chronograph entered the fray, and here Joshua Munchow takes a closer look. Nov 30, 2023 · That put Valjoux in a tight spot, and the company decided that it was up to its fresh hire, Edmond Capt, to get the company out of it. Consistency in the most important with any mechanical watch,if its consistent whether + or- the same each day. Despite incremental updates, it was not until the 1988 release of the next generation of Daytona watches that Rolex's chronograph finally received Sep 26, 2020 · That put Valjoux in a tight spot, and the company decided that it was up to its fresh hire, Edmond Capt, to get the company out of it. (just re-quoting what I’ve learnt on here btw). Is the ETA 7750 the same as Valjoux 7750? Valjoux was a movement manufacturer that designed and produced the caliber 7750. Capt’s decision to ignore management’s instruction had paid off. Amplitude will vary given position and state of wind, ten/twenty degrees is well within the tolerance. 5 Hz) Anti-Shock System Incabloc Chronograph System Coulisse Lever (aka cam lever) Hacking? No Features Hours, minutes, central chronograph seconds, running seconds Doskonały mechanizm który przy regularnym i prawidłowym serwisowaniu odwdzięczy się swoją pracą na wiele lat. Which watch manufacturer provides or provided the highest quality interpretation of the ETA/Valjoux 7750 chronograph movement? I know ETA sells the 7750 in Elaboré, Top, and Chronometre grades. Featuring the superb and robust automatic Valjoux 7750 movement, which looks very clean and is running strong. Other calibers that are based on the Sellita SW500-1: 75320. 732 or C. Aug 21, 2018 · Of all the 7750 variations out there, I like what Longines does with their column-wheel version. May 3, 2012 · One thing that clearly stands out when it comes to the Asian 7750 is that there are lovers and haters. Movement Type: ETA Valjoux 7750 Automatic Chronograph; Movement Country of Origin Sep 3, 2008 · The Chronograph has a Valjoux 7750 movement, and the regular models have an ETA 2836-2 movement. However little did Valjoux know, the Quartz Crisis was just around the corner. And the accuracy of the simutaneous change of the date and day wheels is due also to the ability of the watchmaker to line up the wheels correctly, i. Accuracy measured in resting positions. Lots of moving parts as well as lubricant sits idle for some times months-years depending on when you buy it in relation to it's production date. The Valjoux 7750 is somewhat of an icon in the watchmaking industry. The 7750 is one of the most used chrono movements ever. With a contrasting interplay of shades and surfaces, from the brushed 316L stainless steel case and horns to its brightly polished tachymeter bezel, it stands just The Valjoux 7750 and its derivatives like the 7751 and 7753 are Automatic, 28800 bph, cam controlled chronographs, while the 7760/65 are the same but without the automatic mechanism. 00 Tissot Le Locle 42. Features: It features a chronograph, date, moon phase, and day of the week indicators. Both offer several complication variants (e. 7750 feature small seconds at 9:00 and chronograph hours and minutes subdials at 12:00 and 6:00, respectively. 800 A/h, and power reserve of about 44 hours. MB 25. Dec 22, 2016 · There is nothing wrong inherently with Chinese, but in a choice between 7750 powered "Swiss" and a 7750-clone powered Chinese - Valjoux 7750 is preferable. 750. That's about all I know. In the 2nd half of the 20th century, renowned watch brands were keen to use the classic Valjoux 22, Valjoux 23 and Valjoux 72 movements. 231 Based On ETA 7753 (3-6-9 chrono layout) Movement Type Automatic, self-winding mechanical, bi-compax chronograph Lignes 13 1/4''' Diameter 30mm Height 7. 7750 vs 7753: The 7750 and 7753 are very similar. Oct 5, 2020 · So, let’s find out below why the Valjoux 7750 is worthy of this title. Here is a Pic of My ETA C01. Jan 13, 2014 · Steinhart with Valjoux 7750. I immediately noticed the slight stutter when starting the chrono. Some folks don't like the wobble (I love it), but aside from that, I can't find any fault with it. S. Valjoux 7765 (1978-1998) Manual 7760 without the counter at 6 o’clock Valjoux 7768 (1985-1998) Manual version of the 7758. Somewhere between 4-5 hrs active rotor movement should wind the mainspring. When I see the price that commands an Andretti Autavia with a valjoux 92, I wouldn't call it an inferior movement. Oris 773. A lot would argue that it’s not a true IWC Caliber and that IWC is charging premium over a valjoux 7750, but IWC has always noted that it’s “heavily modified”. It's accuracy, reliable, durable. ") The 7750 series consist of the standard 7750, the month, day, date, 24 hour, moon phase 7751, the horizontal tri-compax 7753, and few others that are seldom seen. It is a large and relatively Feb 5, 2023 · That put Valjoux in a tight spot, and the company decided that it was up to its fresh hire, Edmond Capt, to get the company out of it. Four elements have been modified: - The spiral has been glittered to increase accuracy and Sellita alternative for ETA / Valjoux 7750. ETA 2824 is thinner. 211 movement is worth the money, but that any watch collector should own a Valjoux 7750 as well. Jun 18, 2014 · Valjoux took the designs for the 188 and adapted it into the Valjoux 7730. valgranges. The Valjoux 7734 is part of the series in the 7730 family. In fact, a lot of people claim that it is the best in its category. Found in the Hamilton Pan Europ limited edition watch, this caliber H-31 is based on the ETA/Valjoux 7753. Manufacturer Valjoux Caliber Number 7734 Base Caliber 7733 Movement Type Mechanical, manual-wind Lignes 14''' Diameter 31mm Height 6. They are actually 7753 movements for Daytonas, as they have the seconds @ 6. Else, simply call it the ETA/Valjoux caliber 7750. Jul 12, 2010 · Dead easy wrap some duct tape around your hand sticky side out and use this to take the back off then give the regulator a poke with a cocktail stick, job done! Here's a close up of the 7750 to give you some idea. Compared to the Rolex cal. Is Valjoux 7750 vertical clutch? Jun 10, 2019 · Introduced in 1974, the Valjoux 7750 was soon retired but returned in the 1980s. El calibre 7750 es utilizado por muchas marcas de relojes muy conocidas como Breitling, Alpina, IWC o Feb 22, 2008 · It also is available with day and date functions. 42 hours. Valgranges A07. It was based on the manual wind Valjoux caliber 7733, which itself was based on the Venus 188. Jan 26, 2016 · It was time to get up into the attic and rescue the tooling for the 7750. ETA/Valjoux 7750 (photo 2009) Chart of historic Valjoux movements Valjoux (for Vallée de Joux, "Joux Valley") is a Swiss manufacturer of mechanical watch movements. Jun 3, 2019 · Introduced in 1974, the Valjoux 7750 was soon retired but returned in the 1980s. The ETA 2894-2 differs in that it Jun 3, 2019 · It was based on the Valjoux 7733, which was itself a variant of the Venus 188. In 1975, Valjoux completely stopped production as the watch world became completely focused on battery operated movements. This extremely multi-functional caliber is based on the legendary ETA/Valjoux caliber 7750 chronograph, but with additional complications including a full moon phase indicator at 6:00, a central date hand pointing to the date in the outer perimeter of the dial, day of the week and month windows at 12:00 Sep 6, 2019 · Although the Valjoux 7750 is approaching its 50th birthday in great strides, it is not even remotely over the hill. The following elements have been modified: - The entire kinematic chain has been refined, from the barrel to the escapement Mar 20, 2014 · These movements are based on the extremely popular and well-loved ETA Valjoux 7750 and ETA 7753. With so many watches out there with 7750 based movements, you have to find your differentiators where you can. certified - thus I am led to believe it's an average quality movement with decent accuracy, but not more. This automatic workhorse is available in three grades – Elaborated (adjusted in three positions, average rate of +/- 5 seconds per day), Top (adjusted in five positions, average rate of +/- 4 seconds per day) and Chronometer (must meet Manufacturer Sellita Caliber Number SW500 Based On ETA/Valjoux 7750 Movement Type Automatic, self-winding mechanical, chronograph Lignes 13. Steel case back is strongly repolished by previous owner, so reference number is not visible. Aug 24, 2013 · I feel the new ETA C01. With the advent of the Valjoux 7750 Dec 13, 2010 · Show me the Valjoux 7750 that can better that. e. 9 mm, 25 jewels, 28,800 vph (4Hz). All of them can be found with different levels of finishing and precision/accuracy. Here is an interesting accuracy report by DaveTOG on WUS: “Out of the box I seemed to be gaining about a minute and a half a Feb 5, 2020 · There are a number of watch movements that are both chronograph-rated and moderately-priced. But no one can deny the impact this movement has had on the watch industry. Nov 20, 2009 · Hi, I'm new to this forum and came across this post having Googled "Valjoux 7750 stutter". The release of the Valjoux 7750 was a huge success with lots of luxury brands showing interest in the movement. I didn't really know that much about the movement, or it's history of innovation and standardization. Feb 17, 2023 · The Valjoux 7750 is known for its robustness, reliability, and accuracy, and is used by a number of well-known brands, including Omega, Breitling, and IWC. Despite its "newness" I've not found the 500 to be in any way inferior to the 7750 and would quite happily buy another watch with the SW500 in it - especially a Sinn. 00. 07. 3) overall resistance to change by Watch Community 4) selita as sub to ETA for mods to 7750 so they are quite capable of making their own. The 7750 was quite a large calibre, with a diameter of 30 mm. Good question, I wondered the same thing myself just a few months back. Valjoux 7761 (1986-1998) Manual version of the 7751. It's a copy of the Swiss Valjoux 7750. This famed self-winding movement offers a power reserve of 42 hours and performs with a balance frequency of 28,800 vibrations per hour. In 1973, the company introduced a true bestseller, the well-known and eagerly used Valjoux 7750 chronograph May 24, 2024 · The ETA Valjoux 7750 chronograph movement is well-known in the world of watchmaking for being tough, reliable, and versatile. Day/date calendar at 3:00; Small seconds at 9:00; 30 minutes chronograph counter at 12:00; 12 hour chronograph counter at 6:00; 25 jewels; ETA A05. However I do prefer more sophisticated movements (Zenith, Lemania, GO). The H-21 variant of the 7750 features a custom designed H pattern on the bridge, and engineered for increased accuracy and an increased 60 hours power reserve instead of 42 hours. Aug 6, 2022 · There are 2 different versions of the 7750. Feb 16, 2020 · And there is the 7750 based "Valgranges" movements (www. With no date complication, the crown moves between just two positions, a refreshingly simple configuration. 3 Valjoux Chronograph ETA/Valjoux 7750 automatic movement. El calibre 7750 es un movimiento automático para cronógrafos que se conoce como ETA 7750 o Valjoux 7750. Whether it’s a € 1,000 entry-level watch or a €10,000 luxury chronograph, the ETA Valjoux 7750 enjoys unimpeded popularity. Unidirectional winding. The ETA/Valjoux caliber 7750 is one of the most recognizable and widely used automatic chronograph watch movement. Feb 13, 2013 · First,from wiki, basic info on the movement, Valjoux 7750. It is at a clearance price of $249. Special Valjoux 7750/7760 Versions 1) ETA announcing new Swatch only sales policy 2) Invicta saying Valjoux but actually using Selita scandal. 443. [10] The Valjoux 7750 uses a three-plane cam system, the coulisse-lever escapement, rather than the traditional chronograph mechanism, the column wheel. 4130, the 7750 is 20% up on balance power, but significantly behind on HDF by around 25%; a consequence of its lower power reserve and relative thickness. 741, C 741 by Rochat) + Fortis (developped byPaul Gerber featuring an alarm and two springs) Sep 4, 2023 · Interesting Facts: The Valjoux 7750 is renowned for its reliability and robustness. Jun 30, 2020 · The most significant difference between the two is the movement: the unlimited version has a modified ETA Valjoux 7750, while the anniversary model is animated by the new manufacture caliber from the 69000 series. 36. Valjoux is now part of ETA. Mar 16, 2010 · At the perfect meeting point between grand classics and sporty modern timepieces, the Certina DS Podium Valjoux Chronograph is equipped with the ETA 7750 Valjoux automatic movement. With amplitudes between 300° and 264° and beat errors between 0 ms and 0. Watch companies such as Breitling, Tudor and Heuer used the Valjoux 7734 during the 60s and 70s. It is a movement that inspires heated debate among watch connoisseurs, equally revered and ridiculed. ” The movement itself sits at 7. Originating as an alternative to column-wheel […] Jun 20, 2017 · The ETA caliber 7750, on the other hand, is a dedicated chronograph movement, meaning that it was designed and constructed as such as opposed to having an added module. The Valjoux 7750 was introduced in 1974 and captures the essence of “economy of manufacture. Overview Self-winding movement with 21 jewels , ball-bearing rotor , unidirectional winding, 28,800 A/h, power reserve ca. 94mm Jewels 29 Vibrations Per Hour 28,800 (4Hz) Lift Angle Unconfirmed Power Reserve 68 hours Anti-Shock System Nivashock Chronograph System Cam/lever style, oscillating pinion Rotor Ball bearing system Feb 12, 2022 · Calibre Valjoux 7750-P1 is an exclusive automatic watch movement produced by ETA for Panerai and sold as OP III, OP VIII, OP IX, OP XV, OP XXII, OPVVXI. H21 (7750) Mido refers to this variation as “Automatic Chronograph” in the user manual. Movements like the Heuer 11 or 12, and all the Landerons are true lever movements, as all action are controlled solely by levers. Valjoux not only wanted him to develop the movement as quickly as possible, but it also needed to be a robust, reliable, and accurate automatic chronograph that was relatively inexpensive to make and included a quick-set day and date. Sep 2, 2013 · The author states that the special versions are made in a special "room", but many of the special versions use modules not made by Valjoux (ETA) at all. What used to be called the Valjoux 7750 is now called the ETA 7750, unless of course it is an original 7750 that was made by Valjoux before becoming part of ETA. The 7750 soon became the movement of choice for a host of makers. Good info. Valjoux 7750 movement | Photo from Watch Review Blog What is the Valjoux 7750? The Valjoux 7750 is one of the most favoured chronograph movements in the timepiece industry. 7750 Column Wheel Mar 1, 2022 · Any watch connoisseur worth their salt knows that the Valjoux 7750—now known as ETA 7750—is probably the most popular automatic chronograph movement of all time. 2mm. May 9, 2010 · A very common issue with the ETA/Valjoux 7750 indeed. Thanks a bunch. If not fully wound then accuracy may suffer. As someone who buys watches for both aesthetic value and to collect the variety of engineering feats within; I now want a 7750 chrono. Sep 22, 2018 · That put Valjoux in a tight spot, and the company decided that it was up to its fresh hire, Edmond Capt, to get the company out of it. 65mm Power Reserve (Needs confirmed) Lift Angle 48 degrees Jewels 17 Vibrations Per Hour 18,000 bph (2. Since it was first introduced in the early 1970s, it has gained a strong reputation for being accurate and long-lasting, which has made it a favourite chronograph calibre among both watchmakers and enthusiasts. 9mm thick which helps to explain why most chronograph watches with the 7750 sit at 13mm to 17mm thick. Dec 4, 2007 · the 7750 and 2836 are the same when it comes to accuracy in the sense that it just depends. Nov 10, 2018 · There are actually two Chinese manufacturers of 7750-clone movements; Shanghai and Liaoning Peacock. Sep 23, 2007 · Hello all, this is my first post. Economy of design while delivering the highest standards of reliability and durability are the hallmarks of the ETA Valjoux 7750 and its variations. 05. History: The Valjoux 7751 is a variation of the 7750 model and includes complications such as a moon phase display and a day of the week indicator. Dec 4, 2020 · In terms of chronographs, the ubiquitous and venerable Valjoux 7750 ranks just behind the AP cal. Mido Chronograph Valjoux. The Valjoux 7750 is also called the ETA 7750. This is a modified Valjoux 7750 and has always been the go to base movement for most chronograph. Sinn 144 (valjoux 7750) accuracy fluctuations Lately I’ve noticed that my Sinn’s accuracy will be fast one day and slow the next. MU 9413. Valjoux 7770 (Since 2002) 7750 integrated split-seconds. These movements are not quite as well made as the Seagulls, Hanzhous or DGs. Today, it is part of the “Mecaline” line of ETA movements. 2. […] During this time, the movement evolved and included the Valjoux 72, 722B, 722/1, and 727 - the last of which upgraded the Daytona to a higher frequency of 21,600bph, improving its overall accuracy. The Hamilton H-31 and H-21 are based on the chronograph Valjoux movements 7753 and 7750. 5s compared to the previous measurement on the same day, usually about 10hrs apart, before evening out over night. Google search does'nt really throw up what I'm looking for, mine seems to be off by a good -15 secs a day. Don't let people say it's a "time-bomb", as they've gotten much better in the past few years. 1 From this points of views the Tissot PRS516 featuring Valjoux 7750 is the :gold accurate in my 10 Jun 3, 2019 · Introduced in 1974, the Valjoux 7750 was soon retired but returned in the 1980s. Valjoux 7750 is workhorse mechanical chronograph was used in various brand. But sometimes needs a bit of time wear in,movement is very capable of consistent accuracy and long reliable life. The valjoux 72 reworked by Rolex had a microstella balance wheel as well as specific accuracy regulator that was not found in any other version of the valjoux 72 allowing better accuracy over the long run. Mar 2, 2007 · PRS 516 Valjoux 7750 update poz dev in sec. 5 out of 5 stars. The rotor is signed "Tag Heuer", so probably it's transitional Pasadena model. Feb 18, 2020 · The transformation of Calibers. but the bottom line is The workings and components of the Valjoux 7750 automatic movement, eta 7750 calibre, also known as the TAG Heuer Calibre 16. Is it because they're such wonderful movements? They probably are, but it's more they've been adjusted to at least 3 positions. Dec 5, 2010 · According to ETA's techincal documents, the normal maximum amplitude of a 7750 in the crown up position, with a full wind is 310 degrees, the normal minimum amplitude, 24 hours after winding in the 6 o'clock up position is 200 degrees. These movements most notable change compared to the standard version is the 60 hour power reserve. 25'' Diameter 30mm Height 7. Both run +10 seconds per week, just over a second a day. I have aquired a Jacques Lemans watch with a Valjoux 7750 movement. Then discontinued. Feb 17, 2007 · Both are tried and tested, you probably can't go wrong with either. Reply Reply. cdzu jqpaw zwbkdu byvvfm cwdff ropvigp nwes ogm xcbaq lsrj