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Unitas 158
Ligne: 10.5'''
Jewels: 15
Power Reserve: 37 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1940
Diameter: 23.7 mm
Height: 4.05 mm
Hands: 1.30 x 0.65 / 0.21 mm
The Unitas 158 is a mechanical watch movement, offering manual winding and sub-second functionality. It was primarily used around 1940. The specific differences between the Unitas 148, 150-152, 154, 156-158, 160, and 165 are not currently known. Changes in bridge shapes may exist, but further details are unavailable.
The Unitas 158 features the following functions:
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.100 x 290 x 9.0 mm | Manual | Buy mainspring | |
| 1.50 x 0.105 x 280 x 9.0 mm | GR41332 | 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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