Omega 660-1208, Mainspring
- OMEGA original part in factory sealed packaging.
- Fits cal: 660, 661
Versions:
- 660: 17 jewels.
- 661: 24 jewels.
- 662: 17 jewels, 21.600 A/h. Redesign.
- 663: 24 jewels, 21.600 A/h. Redesign.
Versions:
