Selfwinding chronograph movement with 1725 jewels, 18seconds counter, 30minutes counter, 12hours counter, 28. Need to source a valjoux 7750 calibre 1164 for my seamaster 300 blackcat23 mar. View online or download eta valjoux 7750 user manual. Valjoux 7750 automatic chronograph 60s, 30min, 12h, cam switched sub second day. When the 7750 went on sale in 1973 it proved popular and was soon up to 100,000 movements a year. The eta will have the eta in a shield logo and the number 7750 below it, a sellita will have a funky sort of double triangle s symbol and sw500. History of the eta 7750 tag heuer calibre 16 movement. Revised calibre 16 eta valjoux 7750 grade i am keen on the carrera calibre 16 with the rubber strap and did some research. L688vernier l691 l683 l688 l674 l678 t ec hnical featur es technical features mechanical movements 3. Found a few threads on this forum as well as a couple others on the poor accuracy of the calibre 16. Man eta 7750 or sw500 calibre 16 10 movements tag heuer carrera references tag heuer references woman 32 mm ronda 704 woman 39 mm eta 955.
This swiss made automatic movement has 27 jewels and an upgraded power reserve of 60 hours. Today, it is part of the mecaline line of eta movements. This expertise laid the foundations for the emergence of one of the worlds largest manufacturers of watches and movements. The 7750 is a good representation of the new, simplified chronographs that began to appear from ebauches s. My passion is to teach the wonderful subject of watch repair full time and i do this with both youtube videos.
Now, the movement is part of etas mecaline series, but it can trace its family tree back to etas parent, eterna. The etavaljoux caliber 7753 is an automatic cam type chronograph movement. This movement is from the same family as the caliber 7750 7750 vs 7753. Genuine eta 28242 watch movement swiss made 25 jewels eta 2824. A number of derivatives of the eta calibres 28902892 from the calibre 1100 and the miniature earthquakes their wearers feel on their wrists the valjoux 7750 tutorial assumes. Initially using 17 jewels, current versions run in 25. A rusty valjoux eta 7750 full restoration and watch build. This is a very rare variant of the valjoux 7750, here without chronograph module the calibre is used exclusively by officine panerai in a number of models and is there certified as a chronometer by the cosc. While it has become fashionable to regard the 7750 as a generic, common movement, the calibre is easily able to meet cosc chronometre standards in top spec and can be found in a range of highend watch brands, including iwc, tudor, panerai, hublot.
In order to guarantee the perfect functioning of your raymond weil watch for many long years, we thank you to pay. Eta7750 was first named valjoux7750, belongs to valjoux company, was the most famous chronograph movement. Using the free shipping box your watch is shipped to a suitable watchmaker partner in our network. Eta 7750 valjoux servicerepair complete movement reference guide interactive. This classic renamed eta 7750 naturally because valjoux was acquired by eta. The eta 2836 is a calibre based on the eta 2824 and while it not only has a date function, it also features a weekday indicator. Theres dna from their later caliber, the 1541, too. Eta 7750 service walkthrough the industry standard. Etavaljoux caliber 7753 watch movement caliber corner. Diameter mm running time hours mecaline specialities. The pictured example of the etavaljoux caliber 7750 is one of the most recognizable and widely used automatic chronograph watch movement. Eta 7750 service walkthrough the 7750 was first available in 1974, having been one of the first movements to be designed with the aid of a computer.
However, my first calibre love was the vostok 2409. The 2824 is a selfwinding movement with a 38hour power reserve. Being able to service the eta calibre 28242 was a longterm goal and a dream when i started servicing and repairing watches some years ago. It may take some magnified looking, but it will be stamped on the mainplate just below the balance wheel. From research and development to global service, every quartz and mechanical movement receives our utmost.
The most recent version of the 28362 houses a stop second device and can be upgraded to a gmt calibre with a second time zone. Valjoux 7750 operating instructions 244kb download. Since the takeover of valjoux by eta the movement is also called calibre. Chronographs with caliber eta valjoux 7750 1 crown if necessary, pull out or unscrew the crown if the crown is screwed. Before the arrival of the first chronograph modules which could be mounted onto existing automatic calibers, the economically designed and produced valjoux 7750 remained the most reasonably priced swissmade automatic chronograph movement. This eta caliber 2671 was found in a hamilton jazzmaster face2face watch which has dual automatic movements. Base calibre eta 64982 jewels 17 vibrations 28800 ah o 7. Which watch manufacturer provides or provided the highest quality interpretation of the etavaljoux 7750 chronograph movement.
Please click on the calibre number to view more details about the movement and spares available. The eta 7750 movement, also known as the tag heuer calibre 16, is perhaps the most successful automatic chronograph movement ever produced. Details about eta 7750 valjoux servicerepair complete movement reference guide interactive. The famous swiss eta valjoux 7750 movement comes in many grades that increase in price for better parts and decoration. The valjoux 7750 expresses an aspect of swiss engineering skill that we do not normally associate with the swiss watch industry. Selfwinding movement with 21 jewels, ballbearing rotor, unidirectional winding, 28,800 ah, power reserve ca.
The 28xx family has quite a heritage, as much as that word gets overused. Etavaljoux caliber 7750 watch movement caliber corner. Eta sa is the largest consortium of swiss watchmakers. Because of the double movement design, small movements were necessary. So, i hope this chart helps for beginners, enthusiasts and even wiss as easy reference of sorts though, im sure you have it memorized. Variation of the valjoux 7750 with full calendar and hands date, moon phase, 24hours indication. The eta valjoux 7750 is probably the most famous movement in the world and used by luxury watch brands like omega, breitling, tag heuer, longines, iwc, panerai or fortis. Commonly referred to as eta, the company is headquartered in grenchen, switzerland and is a wholly owned subsidiary of the swatch group. The 2894 is, when directly compared to the eta valjoux 7750, the more modern and more. Found in the hamilton pan europ limited edition watch, this caliber h31 is a variation of the etavaljoux 7750. Eta sa disclaims any liability in case of damage arising from failure to observe this technical communication. For the most part, if you compare a mass produced eta with a miyota the eta will have a higher level of performance and more attractive parts.
Swiss movement manufacturer eta sa has been developing and producing calibres for the watch industry since 1793. Tag heuer how can i tell whether the calibre 16 movement. I bought a seamaster pro chronometer on ebay with box and papers knowing that it had water damage and was for parts or service. It meant a two hour round trip to run the program, but it slashed the 7750s development time. This content requires the macromedia flash player 8 or newer. Its hard to believe that the 7750 is still the industry standard movement for chronographs considering its history. It was based on the manual wind valjoux caliber 7733, which itself was based on the venus 188.