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Zentra 13
Ligne: 11.5'''
Power Reserve: 39 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1954-1966
Diameter: 26 mm
Height: 6.0 mm
Hands: 1.41 x 0.79 x 0.18 mm
Base: Junghans 693.40
The Zentra 13 watch movement, produced from 1954 to 1966, is a budget version of the Junghans-693 family specifically adapted for Diehl watches. It features a pin-lever escapement, a ratchet on the dial side, and a crown mechanism with a rocker bar. This movement includes manual winding, a sweep second hand, and a date function that can be set by changing the time from 22:50 to 24h.
The Zentra 13 features the following functions:
- Date: set by changing 22:50-24h
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.130 x 300 x 10.5 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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