MAINSPRING, 21/0
705/524
Alternate: 6542
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| ETA 2893-1 | MECHANICAL MVMT 28,800 AUTOMATIC DAY/DATE | 11.5 |
| Gruen ETA 2641 | ETA 2641 | |
| Gruen ETA 2641 | ETA 2641 | |
| Seiko MUSICAL | CLOCK |
