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Eterna 1421UD
Ligne: 13.75'''
Jewels: 17/22
Power Reserve: 44 hrs
Frequency: 28800 vph
Type: Automatic
Period used: 1972-1980
Diameter: 31 mm
Height: 8.0 mm
Hands: 2.30 x 1.60 x 1.05 x 0.25 / 0.35 x 0.35 x 0.20 mm
Base: Omega 1040
The Eterna 1421UD watch movement, produced from 1972 to 1980, is an automatic chronograph featuring a small seconds sub-dial, a central minute counter, and a variation in jewel count (ranging from 17 to 22) depending on the specific execution. Additionally, this movement includes other functions such as a quickset date, a 24-hour display, and a cam-switched chronograph.
The Eterna 1421UD features the following functions:
- 24h display
- Automatic chronograph, 60s, 60min, 12h, cam switched, center-minute and -second
- Automatic Winding
- Calendar
- Chronograph Movement
- Date: quickset
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.05 x 0.100 x 12.0 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
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| PALLET ARBOR | 72S/160 | 00714.31.09.90 | Buy part |
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