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Unitas 158
Ligne: 13.5'''
Jewels: 0/1
Power Reserve: 37 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1965
Diameter: 31.2 mm
Height: 4.7 mm
Hands: 1.95 x 1.10 x 0.26 mm
The Unitas 158 watch movement, which was used around 1965, features a pin-lever escapement and includes a manual wind function. It also incorporates a sweep second hand and a date indicator. Notably, the movement utilizes a flying barrel and replaces the setting-lever spring, yoke, and yoke spring with a single, ingenious part.
The Unitas 158 features the following functions:
- Calendar
- Date
- Manual Winding
- Pin lever
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.25 x 0.110 x 630 x 14.0 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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