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Unitas 473
Ligne: 18.5'''
Jewels: 15/17
Power Reserve: 35 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1920
Diameter: 41.65 mm
Height: 4.7 mm
Hands: 1.90 x 1.15 / 0.28 mm
The Unitas 473 watch movement is an open face calibre, featuring optional Breguet hairspring and varying bridge shapes. It is likely equipped with a left-handed ratchet-wheel screw, although further details about the differences between calibres 245, 251, 261, 267, 273, and 279 are unknown. These different calibre numbers are thought to be catalog designations referring to variations in bridge shapes. The Unitas 473 movement offers functions such as stem winding and setting, as well as a sub-second function. It was commonly used around the 1920s.
The Unitas 473 features the following functions:
- Stem wind and set
- Sub Second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 2.00 x 0.210 x 500 x 17.0 mm | Manual | Buy mainspring | |
| 1.90 x 0.210 x 520 x 16.5 mm | GR5676 | 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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