MAINSPRING
For Seiko 1E20-0569
56PY/BUL
Alternate: 56PY/BUL
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-S47655 | CITIZEN CASE | |
| Citizen 4-S13289 | CITIZEN CASE | |
| Citizen 4-S47655 | CITIZEN CASE | |
| General 34-35 | NEGATIVE WINDING | 19 |
| Omega 17150 | OMEGA USES CALIBER 580 |
