FELSA 107- 445, Setting lever spring
- FELSA original part in good used condition.
- Fits cal: 107 (8.75''')
Technical details FELSA 107
- 15 Jewels manual wind, sub second.
- S: = 8.75''' 19.75 mm.
- H: = 3.30 mm.
- N: = 18.000 A/h.
- Power reserve 33 h.
- Mainspring: 1.10 x 7.5 - 0.095 - 220 mm.
- Balance staff: DCN no: 84 or 1833 (107 nouveau)
- Winding stem: DCN no: 17
Versions of this movement with different bridge design:
- 64
- 74
- 101
- 103
- 104
- 105
- 106
- 107
- 113
- 169