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Junghans 620.00
Ligne: 8.75'''
Jewels: 15/17
Power Reserve: 38 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1930
Diameter: 19.7 mm
Height: 3.3 mm
Hands: 1.20 x 0.75 / 0.15 mm
Base: Cyma Tavannes 834
The Junghans 620.00 watch movement, manufactured around 1930, is equipped with a manual winding mechanism and features a subsecond function. Differences between the 834 and 836 models are not specified. This movement also incorporates an optional bimetallic screw balance, although additional details are unavailable.
The Junghans 620.00 features the following functions:
- Manual Winding
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.20 x 0.070 x 280 x 7.5 mm | Manual | Buy mainspring | |
| 1.15 x 0.080 x 240 x 7.0 mm | GR2782 | 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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