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Eterna 1447U
Ligne: 10.5'''
Jewels: 17
Power Reserve: 41 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1970
Diameter: 23.7 mm
Height: 4.8 mm
Hands: 1.80 x 1.30 x 0.20 mm
The Eterna 1447U is a mechanical watch movement that features a unique design where the train and hand gears are driven separately by the barrel. This movement offers several functions including manual wind, sweep second, day setting with a range of +/-24 hours, and quickset date adjustment through reverse setting. The Eterna 1447U movement was commonly used in watches around the 1970s.
The Eterna 1447U features the following functions:
- Date: quickset by reverse setting
- Day: set by +/-24h
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.100 x 350 x 10.0 mm | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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