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Eterna 1421U
Ligne: 13'''
Jewels: 17/25
Power Reserve: 40 hrs
Frequency: 18000 vph
Type: Automatic
Period used: 1955-1963
Diameter: 29.5 mm
Height: 4.6 mm
Hands: 1.50 x 0.90 x 0.20 mm
Base: Mido 1117PC
The Eterna 1421U is an automatic watch movement with a period of use from 1955-1963. It features a rotor placed out of center and a winding gear that is integrated into the movement, resulting in a remarkably thin profile for its time. It also includes a sweep second hand and a date function that can be set by changing 20-24 hours.
The Eterna 1421U features the following functions:
- Automatic Winding
- Date: set by changing 20-24h
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.20 x 0.100 x 340 x 10.0 mm | GR2922X | Auto | Buy mainspring |
| 1.20 x 0.100 x 290 x 9.0 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) |
|---|
Documents
Parts Listing
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