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Bettlach 8370-66
(EB)
Ligne: 11.5'''
Jewels: 17/21
Power Reserve: 48 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1965
Diameter: 26 mm
Height: 3.25 mm
Hands: 1.50 x 0.90 x 0.21 mm
Base: General 871
The Bettlach 8370-66 watch movement features an escapement and click manufactured by Helvetia. This manually-wound movement offers functions such as sweep second and date display, which can be set by changing the 20:40-24h time. The movement was commonly used around 1965.
The Bettlach 8370-66 features the following functions:
- Date: set by changing 20:40-24h
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.20 x 0.120 x 350 x 11.0 mm | Manual | Buy mainspring |
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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