1957 LONGINES CENTER SECOND

The strange looking L movement was created in as the result of Project Hourglass, the top-secret quartz watch project of Longines. In this unique movement the main timekeeper is a tuning fork type movement running at Hz which is slaved to the quartz circuitry running at Hz as a comparison circuit. If the tuning fork part drifted in timekeeping the quartz would bring it All this task is done by 14 transistors, 19 resistors, 7 capacitors hand soldered to a board. Want to know more? The Silver Arrow was one of the first calendar models of Longines. It was such a renowned timepiece that Longines re-issued it in

Longines: Ernest Francillon & Co.

There are few brands that take as much pride in their heritage as Longines. Not surprising, really, when you consider that the winged hourglass brand pioneered the way for the reissue. In fact, the Saint-Imier manufacturer is so proud of their history that their own museum is home to more than 10, historic pieces, while the brand also routinely holds competitions around the world in search of their oldest watches.

A big year for Longines, was not only the same year that Longines began manufacturing their components under a single roof in their brand-new factory in the long meadows that the brand is named for, but also the year they began consecutively numbering the watches they produced.

Info, specs, and value American antique pocket watches, with serial number lookups for manufacturers such as Elgin, Illinois, Waltham, and Hamilton.

A collector finds the oldest Longines watch known to date, a historical discovery for the brand. Longines is particularly proud to have discovered, thanks to one of its faithful collectors, a real treasure of its past, the Longines watch. This serial number indicates that this pocket watch was manufactured in , making it the oldest Longines watch that has been found to date. With a long and rich history, the brand has always made a point of taking care of its heritage and of showcasing it.

Through its museum, the preservation of its archives and the know-how of its watchmakers, or by growing its historical collections, Longines places great importance on honoring its rich past, a source of inspiration to this day. It is in this spirit of tradition and preservation of its heritage that the winged hourglass company passionately seeks to find traces of its oldest pieces.

The Swiss watch brand is therefore extremely proud to have recently discovered, thanks to the research of one of its collectors, the oldest Longines watch known to date. Its owner, an American collector of Japanese descent, went to the headquarters of the brand to authenticate his piece. Emblem of the brand since the very beginning, a winged hourglass is engraved on its movement and inside its cover. An engraving showing two blank crests and a floral motif adorn its cover.

This piece, the condition and proper functionning of which impresses specialists, is a major discovery for the Swiss watch brand. After the harsh war came a time of prosperity and celebration. Elegance was back in fashion; men wore suits and women wore recently-introduced nylon stockings. People got dressed up to go out and dance to the rhythm of jazz bands.

Longines Year Identifier

Knowing about these reference numbers and what they mean can help in deciphering differences between watches or making an educated guess unseen watches. These are just the ones from the website, so others not listed on their website are not listed here. The first digit is either a:. What has changed here is the dial and bezel color.

Longines watches have reference numbers of the following form: later date we can try and get some more information on the numbers above.

The Seiko serial number decoder Find the manufacture date of any Seiko watch Seiko watches have a 6 or 7 character serial number on their casebacks. The second character can be a letter but the rest are all numbers. You can use the Seiko serial number in conjunction with the movement number to calculate the year of manufacture. The month and last digit of the Seiko’a date of manufacture is calculated using the serial number and then narrowed down to a decade using my database of Seiko movement manufacture dates.

You will be given an eBay link to check the value, useful links such as manuals, etc and for quartz models the battery information. If more than one date is returned then either I lack data for that Seiko movement or it was made for over a decade. For details of my Seiko movements list click here. For information about how this actually decodes and how to decode a Seiko serial yourself click here also has a video showing how to find your serial number and movement.

To get the best chance of getting only one date returned it is best to enter your Seiko movement in the 2nd box. The boxes are not case sensitive. The movement can contain the letter S, which can look very similar to a 5. Seiko Serial Number 6 or 7 chrs :. Seiko Movement bit before the hyphen :.

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How to Determine the Age of a Watch. By Kevin James. How old is my watch? This is probably the most common question watch collectors have.

Compagnie des Montres Longines Francillon S.A., or simply Longines is a Swiss luxury On November 6, , Longines announced the discovery by Seiji Lépine of serial number dating the watch to October 23, This is one of the.

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collector, Longines have found a pocket watch with the serial number , dating the “savonnette” type silver pocket watch to the year

Discussion in ‘ Wrist Watches ‘ started by elkwrestler , Jul 29, This site uses cookies. By continuing to use this site, you are agreeing to our use of cookies. Learn More. Previous Thread Next Thread. Hello, This is my first post. Great forums, and I’m glad this place exists. I am curious about the date of a Longines-Wittnauer watch I bought recently.

How to Find the Serial Number on a Watch

Here is your longines watches is possible to date aperture, longines watch movement. The dates in this is one piece gold longines watch. You simply look up your watch like longines, case back inside.

Dating back your vintage Longines watch by using the serial number is the most exact way to identify your watch. Note: – that the Longines serial numbers are.

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Production dates by serial, case and movement numbers

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Serial, case and movement numbers, if available, can assist in dating your timepiece and the authentication process when purchasing. Selected number charts and serial number projects where a site tries to aggregate serial numbers from visitors who submit watch information are shown below. Please let us know if there are others we should include or there are resources with more accurate information.

Benrus Have not been able to locate information. Please contact me if you know of one. Girard-Perregaux Have not been able to locate information.

Longines serial numbers

Compagnie des Montres Longines Francillon S. Several years later, Agassiz brought in his bright, enterprising nephew, trained economist Ernest Francillon , into the business. One early stroke of genius from Francillon was to solely produce crown-wound pocket watches rather than the prevalent key-wound alternative. Later, when Agassiz started suffering from ill health, he passed leadership to Francillon. To help further his efforts to improve the production at Longines, Francillon brought on Jacques David, a talented engineer.

In addition, Francillon appointed David as Technical Director and put him in charge of the new factory.

An example of such information is dating the production time of the watch. With the help of the serial number, you can date your Longines watch, and we will go.

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Longines 13 ZN watch Rotating Bezel – 2


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