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Alpina 646
(Alpina Straub)
Ligne: 17.5'''
Jewels: 15
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1947
Diameter: 43.2 mm
Height: 5.9 mm
Hands: 2.00 x 1.15 / 0.26 mm
The Alpina 646 watch movement is an open face calibre with a Breguet hairspring and a bridge layout similar to the Zim Salut. It features functions such as stem wind and set, as well as a sub second. This movement was commonly used around the year 1947.
The Alpina 646 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 |
|---|---|---|---|
| 1.90 x 0.210 x 490 x 17.0 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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