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Junghans 640.01
Ligne: 10.5'''
Jewels: 1/5/17
Power Reserve: 45 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1967-
Diameter: 23.3 mm
Height: 4.7 mm
Hands: 1.50 x 0.70 mm
The Junghans 640.01 watch movement, introduced in 1967, incorporates a pin-lever escapement. This manual wind movement allows for the adjustment of the date by changing the time between 21:30 and 24:00 hours.
The Junghans 640.01 features the following functions:
- Date: set by changing 21:30-24h
- Manual Winding
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.120 x 10.0 mm | Manual | 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) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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