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Girard Perregaux 21
Ligne: 7.75'''
Jewels: 17
Power Reserve: 42 hrs
Frequency: 21600 vph
Type: Automatic
Period used: 1968-1972
Diameter: 17.5 mm
Height: 4.65 mm
Hands: 1.20 x 0.70 x 0.20 mm
Base: ETA 2550
The Girard Perregaux 21 watch movement was in use from 1968 to 1972. It is unclear what the differences are, if any, between the 745 and 765 movements. The movement is automatic and includes a sweep second function. Additionally, it does not have a second hand.
The Girard Perregaux 21 features the following functions:
- Automatic Winding
- Sweep second
- Without Second Hand
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.080 x 7.0 mm | Auto | 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
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