MAINSPRING
For France Ebauches 2731
210/1637
Alternate: 210/ISA 369
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Bulova C2531 | BULOVA CASE REFERENCE (ACCUTRON SPACEVIEW) | |
| Longines 5228 | ||
| Citizen 4-068220 | CITIZEN CASE | |
| Citizen 4-155564 | CITIZEN CASE | |
| Longines 5228 |
