FHF/ST 97-5445, Screw for setting lever spring
- FHF/ST original screw from a NOS movement.
- Fits cal: 97, 974
Technical data: FHF/ST 97
- Manual wind, center second.
- Size: 11.5''' 25.6 mm.
- H: = 4.50 mm.
- N: = 21.600 A/h.
- Power reserve: 46 h.
Versions:
- 97:
- 974: date.
