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 |