FHF 37-721N, Balance, complete
- FHF original balance, complete in factory sealed packaging.
- Fits cal: 37, 374, 378 with Incabloc, Novoshok, KIF
Technical data FHF cal: 37
- 17 jewels, manual wind sweep second.
- S: = 8.75''' 19.7 mm.
- H: = 3.50 mm.
- N: = 21.600 A/h.
- Power reserve: 47 h.
Versions:
- 37: big barrel.
- 371: small barrel.
- 372: small barrel, date.
- 373: small barrel, day, date.
- 374: big barrel, date.
- 378: big barrel, day, date.