MAINSPRING, 30 X 5 X 25-1/2
For Seiko 1F20-0D49
401/414
Discontinued: Yes, use MSN-407
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko 1N00-0C70 | SEIKO CASE REFERENCE | |
| Seiko 5P30-5110 | SEIKO CASE REFERENCE |
