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Unitas 289
Ligne: 11.5'''
Jewels: 7/17
Power Reserve: 47 hrs
Frequency: 21600 vph
Type: Manual Wind
Period used: ~1975
Diameter: 26 mm
Height: 4.5 mm
Hands: 1.40 x 0.90 x 0.21 mm
The Unitas 289 is a mechanical watch movement that was in use around 1975. It is a manual wind movement with a sweep second function. The date is set by changing the time to 22:30-24h, activating the calendar feature. The movement also includes a sweep seconds hand and a calendar function.
The Unitas 289 features the following functions:
- Calendar
- Date: set by changing 22:30-24h
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.110 x 340 x 10.0 mm | GR3700 | 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) |
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Documents
Parts Listing
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