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8j55-0a10

  1. ISO 1999 Grand Seiko catalogue or GS 1999 production information . . .

    High Accuracy Quartz watches
    Howdy! I'm currently looking at a NOS Grand Seiko produced in 1999. 8J55-0A10, with 18mm between the lugs. The watch appears to have the same specifications of the current GS SBGF029. Current production SBGF027 and 029 are apparently the same, except the first has the GS...
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