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Unitas 263
Jewels: 7
Frequency: 18000 vph
Type: Manual Wind
Period used: 1917-1923
Diameter: 27.94 mm
The Unitas 263 watch movement was produced between the years 1917 and 1923, with a total of 38,000 units manufactured. This hunter calibre timepiece belongs to the model 2 series and features a bimetallic screw balance and a Breguet hairspring. It incorporates a negative stem mechanism and has similar characteristics to the model 2, with the exception of a smaller base plate. The movement encompasses functions such as stem winding and setting, as well as a sub-second dial.
The Unitas 263 features the following functions:
- Stem wind and set
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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