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ETA 2781
Ligne: 11.75'''
Jewels: 17/24
Lift Angle: 52°
Power Reserve: 45 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1970
Diameter: 26.8 mm
Height: 5.3 mm
Hands: 1.50 x 0.90 x 0.20 mm
The ETA 2781 watch movement features 24 jewels, a minute wheel, and an automatic transmission wheel running on ruby studs. The movement incorporates an automatic function and a sweep seconds hand. Additionally, it includes a date function that can be set by changing the 20-24 hour position. The ETA 2781 movement was commonly used in watches during the approximately 1970 period.
The ETA 2781 features the following functions:
- Automatic Winding
- Date: set by changing 20-24h
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 4776 | Ordinary/None | Buy staff |
| 4776 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.110 x 10.5 mm | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
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Parts Listing
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