Felsa 4000-721N, Balance, complete
Tax included.
- FELSA original balance, new in factory sealed packaging.
- Regulated with flat hairspring.
- Fits cal: 4000, 4000N, 4002, 4004, 4005, 4005N, 4006N, 4007, 4008, 4010, 4010N, 4012, 4014, 4015, 4015N, 4017, 4018
Data Felsa cal: 4000
- 17/21/25 jewels, automatic winding, sweep second.
- Size: 11.5''' 26.0 mm.
- H: = 5.6 mm.
- N: = 18.000 A/h.
- Power reserve: 43 h.
Versions:
- 4000: automatic.
- 4000N: modifications, automatic.
- 4002: automatic, date.
- 4004: modifications, automatic, date.
- 4005: automatic.
- 4005N: modifications, automatic.
- 4006N: modifications, automatic, day, date.
- 4007: automatic bridge modified, date.
- 4007N: automatic bridge modified, date.
-
4008: automatic, day, date. - 4009: automatic, day, date.
- 4010: manual wind.
- 4010N: modifications, manual wind.
- 4012: manual wind, date.
- 4014: manual wind, date.
- 4015: manual wind.
- 4015N: modifications, manual wind.
- 4017: manual wind, date.
- 4017N: modifications, manual wind.
- 4018: manual wind, day, date.
- 4019: manual wind, day, date.