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Alpina 221
(Alpina Straub)
Ligne: 17'''
Jewels: 15
Power Reserve: 32 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1935
Diameter: 37.8 mm
Height: 3.85 mm
Hands: 1.75 x 1.10 / 0.22 mm
The Alpina 221 is an open face calibre watch movement with a Breguet hairspring. It is similar to the 705 series, but the specific differences between the two are not known. The movement features a stem winding and setting mechanism, as well as a sub-second function. It was produced around 1935.
The Alpina 221 features the following functions:
- Stem wind and set
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.190 x 430 x 15.0 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) |
|---|
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