Seiko 3F81 Movement Details
Seiko caliber 3F81 is a high grade analog quartz watch movement. Production started around 1992.
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| Sub-brands: | Grand Seiko |
| Battery: | SR616SW / 321 (Silver oxide) |
| Accuracy: | ±10 seconds/year |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| PDF guides: | |
| Related movements: | 3F30 3F31 |