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Unitas 87
Ligne: 11.5'''
Jewels: 17
Power Reserve: 42 hrs
Frequency: 21600 vph
Type: Manual Wind
Period used: ~1975
Diameter: 26 mm
Height: 3.8 mm
Hands: 1.50 x 0.90 x 0.21 mm
The Unitas 87 is a manual wind mechanical watch movement that features a sweep second function and a date calendar. The date can be set by changing the time between 20:30 and 24 hours. The movement is equipped with shock protection to ensure durability. It was commonly used during the period approximately around 1975.
The Unitas 87 features the following functions:
- Calendar
- Date: set by changing 20:30-24h
- Manual Winding
- Shock Protection
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.105 x 300 x 9.5 mm | 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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