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Longines 6642
Ligne: 11.5'''
Jewels: 17/21/25
Power Reserve: 40 hrs
Frequency: 21600 vph
Type: Automatic
Period used: 1971-1977
Diameter: 26.05 mm
Height: 5.6 mm
Hands: 1.50 x 0.90 x 0.21 mm
The Longines 6642 watch movement, produced from 1971 to 1977, is a detached manual wind movement. It incorporates a range of functions including automatic winding, sweep seconds, day and date display, and stop seconds functionality. The day can be adjusted by changing the time between 17:30 and 24:00, while the date can be quickly set by repeatedly pushing the crown.
The Longines 6642 features the following functions:
- Automatic Winding
- Date: quickset by repeated pushing the crown
- Day and Date Display
- Day: set by changing 17:30-24h
- Stop Seconds Function
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.20 x 0.100 x 10.0 mm | Auto | 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
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