GEN MAINSPRING-21 JEWEL
For Seiko 8F56-0020
705/1287
Alternate: 705/PARRENIN 40
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Omega 6661 | OMEGA CASE USES CALIBER 620 | |
| Seiko 7750-5350 | SEIKO CASE REFERENCE |
