Seiko H601 Movement Details

Seiko caliber H601 is an analog + digital ("ana-digi") watch movement. Production was in the 1980s.
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Sub-brands: SQ, Sports 150
Battery:SR920W / 370 (Silver oxide)
Accuracy:±15 seconds/month
Rate:32,768 Hz
Number of jewels:1
Development division:Daini (Kameido, Tokyo, Japan)
Notes:Has an alarm.
PDF guides: Battery replacement guide
Related movements: H801