MAINSPRING 5.5-6.5-13 T
For ETA 2734
401/453
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Benrus GS1D | 21,600 AUTO CAL DAY DATE | 11.5 |
| Seiko 2220-7260 | SEIKO CASE REFERENCE | |
| Vacheron Constantin 21C | MAINSPRING IS .87MM X .11MM X 18-1/2" | |
| Benrus GS1D | 21,600 AUTO CAL DAY DATE | 11.5 |
