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9120

  1. Miyota Cal. 9120 Questions

    General Watch Discussions:
    Anyone familiar with this movement? I just received a watch with this movement and am surprised by two oddities.... 1) The date starts advancing around 11:05 and then finishes at roughly 11:55, and 2) The day doesn't begin to advance until around 1 am, and it's not a crisp changeover until...
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