Seiko Watch Production Date Calculator is ALIVE again jgauch 3 4 5 97 147K
BATTERY CHANGE: The miniature battery which powers your watch should last approximately three years for SEIKO (SEIZAAIKEN) TR926W and two years for Maxwell SR926W and U.C.C. 399. However) because it is inserted at the factory, the actual life of the battery once in your possession may be less than the specified period. The battery needs to be replaced when you see all the digits in the display ...
The engraving on the back just displays the name of the watch (Seiko Lord Marvel) in a handwritten style, the version (SS/SGP/AGF), model number (5740-1990) and the 7 digit serial number (but often this has wear on it and only the serial is visible). On the inside of the caseback is the version (SS/SGP/AGF), the model number (5740-1990), JAPAN A.
I am perplexed because I have 2 Seiko autos (Seiko 5 and 6139- chrono) that just don't seem to take a full wind on my watch winder. I like keeping my watches wound even if many folks prefer to fiddle the date and time when placing into rotation. All my other brand autos (Bulova and Raymond...
Why won't my Seikos stay wound on a watch winder - The Watch Site
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