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Eterna 1421U
Ligne: 11.5'''
Jewels: 17
Power Reserve: 40 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1961
Diameter: 26 mm
Height: 5.9 mm
Hands: 1.40 x 0.85 x 0.18 mm
Base: Bulova 11AFAC
The Eterna 1421U is an automatic mechanical watch movement primarily used in timepieces manufactured around 1961. It features a sweep second hand and has the functionality to display the date, which can be set by adjusting the 22-24-hour window.
The Eterna 1421U features the following functions:
- Automatic Winding
- Date: set by changing 22-24h
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.20 x 0.100 x 340 x 10.0 mm | GR2922X | 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
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