MAINSPRING
For Seiko 7903-5050
422/315
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-S12321 | CITIZEN CASE | |
| Seiko 1F21-0G30 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 1N00-5D50 | SEIKO CASE 08/12/98 |
