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Eterna 1401U
Ligne: 7.75'''
Jewels: 17/23
Power Reserve: 42 hrs
Frequency: 21600 vph
Type: Automatic
Period used: 1965-1972
Diameter: 17.5 mm
Height: 4.6 mm
Hands: 1.20 x 0.70 x 0.20 mm
Base: ETA 2551
The Eterna 1401U watch movement is an automatic mechanical movement that was used in watches during the period 1965-1972. It features a sweep second hand and a date function that can be set by changing the time between 21:20 and 24 hours. There are no known differences between this movement and the 1019 and 1081 movements.
The Eterna 1401U features the following functions:
- Automatic Winding
- Date: set by changing 21:20-24h
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.080 x 7.0 mm | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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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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