mizeni.com
Seiko 7J21 Movement Details
Seiko caliber 7J21 is an analog quartz watch movement. Production was in the 2000s.
Find 7J21 movements, parts and watches on eBay.
| Sub-brands: | Dolce, Brightz |
| Battery: | SR927SW / 395 (Silver oxide) · Find on eBay |
| 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 |
| PDF guides: |