Seiko 7J21 Movement Details
Seiko calibre 7J21 is an analogue quartz watch movement. Production was in the 2000s.
Find watches with this movement on eBay.
| Sub-brands: | Dolce, Brightz |
| Battery: | SR927SW / 395 (Silver oxide) |
| Accuracy: | ±20 seconds/year |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | Yes |
| Alarm? | No |
| Hacking? | Yes |
| Rate: | 32,768 Hz |
| Number of jewels: | 0 |
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