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Eterna 1423UD
Ligne: 11'''
Jewels: 21
Power Reserve: 45 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1955
Diameter: 24.81 mm
Height: 5.45 mm
Hands: 1.40 x 0.90 x 0.22 mm
The Eterna 1423UD watch movement is part of the first automatic family from Langendorf. It features automatic winding functionality and a sweep second hand. This movement was designed and used in watches circa 1955.
The Eterna 1423UD features the following functions:
- Automatic Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 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
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| MAINSPRING 1.30-.09-240 7,5 | MS-412E | GR 3218 | Buy part |
| PALLET ARBOR 40X110X10 | 72S/93P | 714/AS 1430 | Buy part |
| ROLLER, 180X90X36 | 82S/43R | Buy part | |
| ROLLER, INCABLOC 180X90X36 | 82S/150R | Buy part | |
| STAFF, REG & INCA | 100/464F | Buy part | |
| STEM | 200/509F | Buy part |
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