How accurate is the Seiko 5 Automatic watch movement? Mine loses about one minute per day, and I'm wondering if that is within specs. - Quora
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Seiko NH35 NH36 Oscillating Weight Automatic Black Week Date Windows High Accuracy Automatic Mechanical Watch Wrist - AliExpress
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Seiko NH36 Day and Date High Accuracy Automatic Mechanical Watch Movement NH36A - Simpson Advanced Chiropractic & Medical Center
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