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Zenith 4003
Ligne: 11.5'''
Jewels: 17/39
Power Reserve: 40 hrs
Frequency: 21600 vph
Type: Automatic
Period used: ~1960
Diameter: 26 mm
Height: 5.1 mm
Hands: 1.50 x 0.90 x 0.21 mm
The Zenith 4003 watch movement is an automatic movement with two roller freewheels and a regulation gear. It is based on the manual wind calibre AS 1687/1688 and was a joint development between Doxa, Eberhard, Favre-Leuba, Girard-Perregaux, and Zodiac. The specific differences between the 32 and 32.09 models are not known. The movement features automatic winding, a sweep second hand, and a calendar function that can be set by adjusting the 20:40-24h time. It was commonly used in watches produced around the 1960s.
The Zenith 4003 features the following functions:
- Automatic Winding
- Calendar
- Date: set by changing 20:40-24h
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.25 x 0.120 x 320 x 10.0 mm | GR3147X | Auto | Buy mainspring |
| 1.20 x 0.105 x 340 x 10.0 mm | GR2937X | 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
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