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Alpina 337
(Alpina Straub)
Ligne: 17'''
Jewels: 15
Power Reserve: 30 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1936
Diameter: 38.2 mm
Height: 5.5 mm
Hands: 1.90 x 1.00 / 0.28 mm
The Alpina 337 movement is an open face calibre with limited information available regarding the specific differences between the 490 to 499 range. This movement features functions such as stem winding and setting, as well as a sub second hand. It was commonly used around the year 1936.
The Alpina 337 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 |
|---|---|---|---|
| 2.10 x 0.180 x 450 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) |
|---|
Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
|---|
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