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ETA 857
Ligne: 12'''
Jewels: 15
Power Reserve: 40 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1950
Diameter: 26.6 mm
Height: 3.8 mm
Hands: 1.50 x 0.80 / 0.20 mm
The ETA 857 watch movement, produced around the 1950s, is a manual wind movement with a sub second function. It shares similarities with other A. Schild movements, such as the 1203, 1207, 1263, 1266, 1267, and 1311, although the specific differences between these movements are not documented.
The ETA 857 features the following functions:
- Manual Winding
- Sub Second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.70 x 0.120 x 320 x 10.5 mm | Manual | Buy mainspring | |
| 1.70 x 0.115 x 340 x 10.0 mm | Manual | Buy mainspring |
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