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Felsa 381
Ligne: 12.5'''
Jewels: 25
Lift Angle: 52°
Power Reserve: 44 hrs
Frequency: 18000 vph
Type: Automatic
Period used: 1959-1965
Diameter: 28.5 mm
Height: 6.3 mm
Base: Rolex 1560
The Felsa 381 watch movement was introduced and used between 1959 and 1965. It features a free Breguet hairspring with a protection bar and a balance with regulating screws. The movement is equipped with automatic winding capability and includes functions such as a sweep second hand and a calendar with the date set by changing 21-24 hours.
The Felsa 381 features the following functions:
- Automatic Winding
- Calendar
- Date: set by changing 21-24h
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 5077 | Ordinary/None | Buy staff |
| 6010 | Ordinary/None | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.120 x 11.0 mm | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
Documents
Parts Listing
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