Seiko 7R78 Movement Details

Seiko caliber 7R78 is a spring drive (hand winding) watch movement produced from around 1999.

Power reserve:48 hours
Accuracy:±15 seconds/month
Day / date?Date only
GMT / world time?No
Chronograph?No
Hacking?Yes
Number of jewels:30
Related movements: 7R68 7R88