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ETA 837
Ligne: 14'''
Jewels: 23
Lift Angle: 51°
Power Reserve: 51 hrs
Frequency: 21600 vph
Type: Manual Wind
Period used: 1976-
Diameter: 31 mm
Height: 7.35 mm
Hands: 1.40 x 0.90 x 0.25 / 0.20 x 0.20 mm
The ETA 837 watch movement is a manual-wind chronograph based on the Valjoux 7734 design. It features a 60-second and 30-minute subdial and operates using a cam switching mechanism. Additionally, it includes a sub second function and a date feature that can be set by changing the 23-24 hour time. This movement was used from 1976 onwards.
The ETA 837 features the following functions:
- Date: set by changing 23-24h
- Manual-wind chronograph, 60s, 30min, cam switched
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.60 x 0.130 x 430 x 12.5 mm | Manual | Buy mainspring | |
| 1.60 x 0.140 x 400 x 12.0 mm | GR4591 | 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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