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Alpina 639
(Alpina Straub)
Ligne: 8.75'''
Jewels: 17
Power Reserve: 43 hrs
Frequency: 21600 vph
Type: Manual Wind
Period used: ~1965
Diameter: 19.4 mm
Hands: 1.20 x 0.60 / 0.18 mm
The Alpina 639 is a modified version of the Unitas 6486 watch movement, featuring an altered balance and stem mechanism. This manual wind movement includes functions such as sub second, day, date, day and date display, and calendar. It was commonly used around 1965.
The Alpina 639 features the following functions:
- Calendar
- Date
- Day
- Day and Date Display
- Manual Winding
- Sub Second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.080 x 260 x 7.5 mm | GR40771 | 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) |
|---|
Documents
Parts Listing
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