MAINSPRING 20-1-20 T
For Seiko 5626-723C
5445/544
Alternate: 31B
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko 3F31-5A20 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7903-0040 | SEIKO CASE REFERENCE |
