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Bettlach 8391-66
(EB)
Ligne: 11.5'''
Jewels: 17
Power Reserve: 44 hrs
Frequency: 21600 vph
Type: Manual Wind
Period used: ~1960
Diameter: 26 mm
Height: 3.6 mm
Hands: 1.50 x 0.90 x 0.21 mm
Base: A. Schild 1203
The Bettlach 8391-66 watch movement is a manual wind caliber based on the AS 1687/1688 family. Notable functions of this movement include manual winding and a sweep second hand. The differences between the 30 and 30.09 variations are currently unknown. The movement was commonly used around the period of 1960.
The Bettlach 8391-66 features the following functions:
- Manual Winding
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.70 x 0.110 x 260 x 8.0 mm | GR4904 | 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
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