The watch does not have the characteristics mentioned above. The third and fourth, and sometimes fifth alpha digit would signify theįunctional characteristics of the movement. Meaning other than a reference ( like a name).Ĭ. In addition info on serial numbers for all American Watch Brands and a few European ones plus other Vintage Watch facts and information.This is a Go To site. The next two alpha digits (as below “AE”, “AA”, “CS”) have no real Examples of movments stamped with 47, 48 or 49 have been documented as well as watches with the code “A8” and “A9” stamped on case back.Ī.The number digit signifies the Ligne size of the movement.ī. The last few years of the 1940’s was a transitional period and both systems were in use. The letter indicates decade and number indicates year. is an online community based forum that helps people identified their vintage Bulova & Accutron watch. Beginning in the 1950’s (with some examples from the late 40’s) a series of codes, with a letter/number combination, was marked on the case back to denote the year of manufacture. From 1924 until the end of 1940’s Bulova used a series of symbols and letters marked on the movement to indicate the year of manufacture.
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