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Eterna 1422UD
Ligne: 7.75'''
Jewels: 21/25
Power Reserve: 38 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1960
Diameter: 17.5 mm
Height: 5.25 mm
Hands: 1.20 x 0.70 x 0.20 mm
Base: ETA 2365
The Eterna 1422UD watch movement incorporates a balance and barrel from MST, and underwent a change in 1964 from a fixed to a mobile stud carrier. This movement encompasses automatic functionality and features a sweep second hand. Its period of use is estimated to be around the 1960s.
The Eterna 1422UD features the following functions:
- Automatic Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 5010 | Ordinary/None | Buy staff |
| 5011 | Incabloc | Buy staff |
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) |
|---|
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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