Seiko 7R78 Movement Details

Seiko caliber 7R78 is a Spring Drive (hand winding) watch movement. Production started around 1999.
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Power reserve:48 hours
Accuracy:±15 seconds/month
Day / date?Date only
GMT / world time?No
Rate:32,768 Hz
Number of jewels:30
Related movements: 7R68 7R88