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Gruen 730CA
Ligne: 12.5'''
Jewels: 17
Power Reserve: 40 hrs
Frequency: 19800 vph
Type: Automatic
Period used: 1943-1945
Diameter: 28 mm
Height: 5.05 mm
Hands: 1.25 x 0.65 / 0.18 mm
The Gruen 730CA watch movement is an automatic (bumper) movement with a sub-second function. It was in use during the period of 1943-1945.
The Gruen 730CA features the following functions:
- Automatic (bumper)
- Sub Second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.100 x 360 x 10.0 mm | Auto | Buy mainspring | |
| 1.30 x 0.100 x 360 x 9.5 mm | GR3257X | 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) |
|---|
Documents
Parts Listing
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