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Felsa 691
Ligne: 11.5'''
Jewels: 17/39
Power Reserve: 40 hrs
Frequency: 21600 vph
Type: Automatic
Period used: ~1965
Diameter: 26 mm
Height: 5.3 mm
Hands: 1.50 x 0.90 x 0.21 mm
The Felsa 691 watch movement is an automatic calibre with two roller freewheels and a ball-bearing rotor. It features a regulation gear and is derived from the manual wind calibre AS 1687/1688. The automatic mechanism is a collaborative effort between Doxa, Eberhard, Favre-Leuba, Girard-Perregaux, and Zodiac. There are no known differences between the 32.19, 32.29, 32.4, and 32.9 variations of this movement. The functions of the Felsa 691 movement include automatic winding, sweep seconds, and a date function that is adjusted by changing 20:40-24h. This movement was commonly used around 1965.
The Felsa 691 features the following functions:
- Automatic Winding
- Date: set by changing 20:40-24h
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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| 1.10 x 0.110 x 10.0 mm | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
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| See More |
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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