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7s26-0480
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  1. Watchmaking & Tinkering
    I have bought a new old stock Seiko 5 with a 7S26 movement, and the power reserve is about 6 hours (should be 40 hours). The watch is not running slow - or having any other issues. I have googlede and read quite a few threads on the similar problems. The first suggestion is usually - do you...
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