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Eterna 1426UD
Ligne: 12.5'''
Jewels: 17
Power Reserve: 42 hrs
Frequency: 18000 vph
Type: Automatic
Period used: 1957-1962
Diameter: 28.5 mm
Height: 4.2 mm
Hands: 1.50 x 0.90 x 0.22 mm
Base: Buren 1005
The Eterna 1426UD is a watch movement introduced from 1957 to 1962. This movement features a micro rotor and a self-winding gear with direction switching facilitated by a pinion situated between two large jewels. In the 17-jewel versions, one of these jewels is replaced by a polished steel disc. The movement encompasses automatic functionality and a sweep seconds function.
The Eterna 1426UD features the following functions:
- Automatic Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.00 x 0.095 x 340 x 9.5 mm | GR2436X | 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
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