Description
These are NOS Seiko items
Sold individually and NOT always in blister packs
Packs are discounted heavily
Kindly use calibre information supplied as a guide
| Calibre | Brand Part | Part Specific |
|---|---|---|
| 15a,19a,1520a/b,21a/c/d,2102a/c,2104a/b,2117a | 341120 | |
| 17a | 341170 | |
| 18a/m | 341180 | |
| 2501a/b/c,2505a/b,2516b,2517a/b,2518b | 341250 | |
| 5601a,5605a,5606a | 341560 | |
| 2706a | 341581 | |
| 6319a,6309a,63a,6308a,6306a,6349a | 341601 | |
| 66b,6602b,790,6606b,6619a | 341660 | |
| 4005a,4006a | 341805 |
Last Updated 20-Oct-2026






