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Unitas 253
Ligne: 5.25 x 6.25'''
Jewels: 15/17
Lift Angle: 51°
Power Reserve: 43 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1960
Size: 11.75 x 14.3 mm
Height: 3.25 mm
Hands: 1.00 x 0.55 mm
The Unitas 253 is a manual wind watch movement that was utilized around the year 1960. It shares similarities with the A. Schild 1432 movement, but the specific differences between the two are currently unknown.
The Unitas 253 features the following functions:
- Manual Winding
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 109 | Ordinary/None | Buy staff |
| 4427 | Incabloc | Buy staff |
| 3238 | Supershock | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.065 x 180 x 5.5 mm | GR3177 | Manual | Buy mainspring |
| 1.30 x 0.060 x 180 x 5.5 mm | GR3171 | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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