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Felsa 4033
Ligne: 12'''
Jewels: 21
Power Reserve: 45 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1955
Diameter: 27.6 mm
Height: 5.45 mm
Hands: 1.40 x 0.90 x 0.22 mm
The Felsa 4033 watch movement belongs to the first automatic family from Langendorf. Specific differences between the 1233 and 1261 movements are currently unknown. The 1233 movement includes functions such as automatic winding and sweep seconds. It was in use around the period of 1955.
The Felsa 4033 features the following functions:
- Automatic Winding
- Sweep Seconds
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 3462 | Ordinary/None | Buy staff |
| 3604 | Ordinary/None | Buy staff |
| 3462 | Incabloc | Buy staff |
| 3604 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.100 x 290 x 9.0 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) |
|---|
Documents
Parts Listing
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