Certina 25.65-771, Mainspring, automatic
SWISS MADE generic mainspring from SIRINOX, Switzerland in factory sealed packaging.
- Fits cal: 25.65, 25.651, 25.652
Versions: 19800 A/h:
- 25.65: automatic.
- 25.651: automatic, date.
- 25.652: automatic, day, date.
- 25.66: manual wind.
- 25.661: manual wind, date.
Versions: 28800 A/h:
- 25.671: automatic, date.
- 25.672: automatic, day, date.
- 25.68: automatic, minor mod.
- 25.681: automatic, date, minor mod.
- 25.682: automatic, day, date, minor mod.
