Seiko 7M42 Movement Details
Seiko calibre 7M42 is a kinetic (formerly AGS) watch movement. Production started around 1988.
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| Battery: | 3023.24R (replaces 3029.110) / (Rechargeable capacitor) |
| Accuracy: | ±15 seconds/month |
| Day / date? | Date only |
| GMT / world time? | No |
| Chronograph? | No |
| Number of jewels: | 5 |
| Development division: | Suwa (Nagano Prefecture, Japan) |