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Unitas 481
Ligne: 10.5'''
Jewels: 15/17
Power Reserve: 45 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1945
Diameter: 23.7 mm
Height: 3.5 mm
Hands: 1.40 x 0.70 / 0.21 mm
The Unitas 481 watch movement is a mechanical movement that was likely in use around the period of 1945. It is a manual wind movement with sub second functionality. There are several recorded variations of balance staffs, with subtle differences that can be applied or adjusted as needed. The movement may have been designated by different catalogue numbers, possibly indicating variations in bridge shapes.
The Unitas 481 features the following functions:
- Manual Winding
- Sub Second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.45 x 0.100 x 315 x 9.5 mm | Manual | Buy mainspring | |
| 1.45 x 0.100 x 320 x 9.0 mm | GR3954 | 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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