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Unitas 331
Ligne: 5.75 x 6.75'''
Jewels: 17
Power Reserve: 44 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1949
Size: 13 x 15.6 mm
Height: 3.5 mm
Hands: 1.05 x 0.55 mm
Base: A. Schild 1012
The Unitas 331 watch movement is a mechanical movement that requires manual winding. It was widely used around 1949. The specific technical differences between the 5AB and 5AF models are not known.
The Unitas 331 features the following functions:
- Manual Winding
- Mechanical Movement
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.060 x 220 x 6.0 mm | GR3562 | Manual | Buy mainspring |
| 1.40 x 0.060 x 210 x 6.0 mm | Manual | 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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