Seiko B337 Movement Details
Seiko calibre B337 is a digital watch movement. Production was in the 1980s.
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| Battery: | SR721W / 361 (Silver oxide) |
| Accuracy: | ±15 seconds/month |
| GMT / world time? | No |
| Chronograph? | No |
| Rate: | 32,768 Hz |
| Size / diameter: | 18.0mm |
| Height: | 4.6mm |
| Notes: | Has an alarm. |
| PDF guides: | Battery replacement guide |
| Related movements: | B137 |