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Gruen 731CD
Ligne: 11.5'''
Jewels: 25
Power Reserve: 48 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1970
Diameter: 26 mm
Height: 4.5 mm
Hands: 1.50 x 0.90 x 0.21 mm
Base: ETA 2532R
The Gruen 731CD watch movement features an escapement and barrel from Helvetia. It is an automatic movement with a sweep second hand and a quickset date function. This movement was commonly used during the period around 1970.
The Gruen 731CD features the following functions:
- Automatic Winding
- Date: quickset
- 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 0.125 x 11.0 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
| Part Description | Reference # | Alternate | Buy |
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