Seiko 341 Movement Details
Seiko calibre 341 is a hand winding watch movement. Production started around 1961.
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| Sub-brands: | Crown Special |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Hacking? | Yes |
| Number of jewels: | 23 |
| Related movements: | 3180 560 |