Seiko 4S71 Movement Details
Seiko calibre 4S71 is a high grade automatic (with hand winding) watch movement.
Find watches with this movement on eBay.
| Sub-brands: | Credor, Premier |
| Power reserve: | 40 hours |
| Accuracy: | +15/-10 seconds/day (Seiko "B" standard) |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Hacking? | Yes |
| Rate: | 28,800 bph |
| Number of jewels: | 25 |
| PDF guides: |