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Unitas 255
Ligne: 10.5'''
Jewels: 17/21
Power Reserve: 47 hrs
Frequency: 18000 vph
Type: Manual Wind
Diameter: 23.7 mm
Height: 3.6 mm
Hands: 1.50 x 0.90 x 0.21 mm
The Unitas 255 is a mechanical watch movement that features a manual wind function and a sweep second hand. It is part of a series of movements that includes the 2390, 2392, 2394, 2396, 2398, 2400, 2402, and 2404. Differences between these movements are not currently known, and variations in the stud carrier are found between early fixed and later mobile designs.
The Unitas 255 features the following functions:
- Manual Winding
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.110 x 320 x 10.0 mm | Manual | Buy mainspring | |
| 1.30 x 0.115 x 320 x 9.5 mm | GR3295 | 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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