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ETA 2780
Ligne: 11.75'''
Jewels: 24
Power Reserve: 44 hrs
Frequency: 21600 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 2780 is a mechanical watch movement that was produced for a short period of time around 1970. It is part of a series of calibers that were later renamed as 160 through 167. The movement features a sweep second hand and an automatic winding system. It also includes a date function that can be quickly adjusted by repeatedly pulling and pushing the crown. Other notable features of the ETA 2780 include an adjustable stud holder, automatic transmission wheel running on ruby studs, Incabloc shock protection, and a calendar with quickset functionality.
The ETA 2780 features the following functions:
- Adjustable Stud Holder
- Automatic Winding
- Calendar with quickset
- Date: quickset by repeated pulling and pushing the crown
- Incabloc Shock Protection
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.35 x 0.110 x 10.5 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) |
|---|
Documents
Parts Listing
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