HAMMER SPRING
For Seiko 5E21-6E00
721/1604
Alternate: 721/1604
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-289421 | CITIZEN CASE | |
| Seiko 6319-610A | SEIKO CASE REFERENCE | |
| Seiko 7430-5540 | SEIKO CASE |
