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Unitas 431
Ligne: 8.75'''
Jewels: 7/15
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1936
Diameter: 19.4 mm
Hands: 1.20 x 0.65 mm
The Unitas 431 is a mechanical watch movement with manual winding capability and a sub-second function. It was most likely used in watches produced around 1936. Not much is known about the differences between the Unitas 431 and other similar movements such as the 676, 699, 701, 728, 929, and 931.
The Unitas 431 features the following functions:
- Manual Winding
- Sub Second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.15 x 0.090 x 220 x 7.5 mm | Manual | Buy mainspring | |
| 1.15 x 0.090 x 220 x 7.0 mm | GR2795 | 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
| Part Description | Reference # | Alternate | Buy |
|---|
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