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ETA 2870
Ligne: 11.25'''
Jewels: 17
Power Reserve: 38 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1950
Diameter: 25.1 mm
Height: 5.75 mm
Hands: 1.30 x 0.90 x 0.22 mm
The ETA 2870 watch movement is a detached manual wind movement. The specific differences between the 1336N and the 1427 are unknown. The 1336N movement includes automatic winding, sweep second, and was commonly used around the 1950s.
The ETA 2870 features the following functions:
- Automatic Winding
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.45 x 0.100 x 280 x 8.5 mm | GR3952X | Auto | Buy mainspring |
| 1.45 x 0.100 x 250 x 8.5 mm | Auto | 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) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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