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Alpina 657
(Alpina Straub)
Ligne: 9.5'''
Power Reserve: 41 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1974-
Diameter: 21.35 mm
Height: 4.9 mm
Hands: 1.40 x 0.92 x 0.18 mm
The Alpina 657 watch movement, introduced in 1974, features a pin-lever escapement. Its dial plate is fixed on the base movement with dial feet. This movement can be manually wound and is available with or without a sweep second function.
The Alpina 657 features the following functions:
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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