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Longines 6641
Ligne: 11.5'''
Jewels: 17/21/25
Lift Angle: 52°
Power Reserve: 47 hrs
Frequency: 21600 vph
Type: Automatic
Period used: 1969-1982
Diameter: 26 mm
Height: 5.3 mm
Hands: 1.50 x 0.90 x 0.25 mm
The Longines 6641 watch movement was produced between 1969 and 1982, with over 25,000,000 units manufactured. There are no known differences between the 2770 and 2776 variations. This movement is an automatic caliber with a sweep second hand and the option for a hack feature.
The Longines 6641 features the following functions:
- Automatic Winding
- Option: Hack feature
- Sweep Seconds
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 5424 | Ordinary/None | Buy staff |
| 5424 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.45 x 0.125 x 400 x 11.0 mm | GR4006X | Auto | Buy mainspring |
| 1.45 x 0.120 x 368 x 10.5 mm | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
Documents
Parts Listing
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