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ETA 2457
Ligne: 11.5'''
Jewels: 25
Power Reserve: 40 hrs
Frequency: 28800 vph
Type: Automatic
Period used: 1977-
Diameter: 26 mm
Height: 2.95 mm
Hands: 1.60 x 1.20 mm
Base: Longines 994.1
The ETA 2457 is a mechanical watch movement that was produced starting from 1977. It features a micrometer regulator and utilizes two serially coupled barrels. One barrel is equipped with a fixed spring, while the other has a slip spring. The ETA 2457 is equivalent to the Longines 990 movement. Additionally, this movement functions automatically and includes a quickset date feature.
The ETA 2457 features the following functions:
- Automatic Winding
- Date: quickset
Balance Staff Listing
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Mainspring Listing
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Incabloc Part Listing
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
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