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Eterna 1504K
Ligne: 10.5'''
Jewels: 17/21/25
Power Reserve: 42 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1955
Diameter: 23.7 mm
Height: 5.3 mm
Hands: 1.50 x 0.90 x 0.21 mm
The Eterna 1504K is a mechanical watch movement that is believed to have been in use around 1955. It features an automatic mechanism and a sweep second function. The date function is set by changing 21-24 hours. The movement has a history of having both early fixed and later mobile stud carriers, and any differences between the 2456 and 2464 versions are not known.
The Eterna 1504K features the following functions:
- Automatic Winding
- Date: set by changing 21-24h
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.105 x 360 x 10.5 mm | GR3271X | Auto | Buy mainspring |
| 1.30 x 0.105 x 300 x 9.5 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 |
|---|
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