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Gruen 790SS
Ligne: 11.5'''
Jewels: 17/21/25
Power Reserve: 38 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1960
Diameter: 26 mm
Height: 7.15 mm
Hands: 1.30 x 0.90 x 0.22 mm
The Gruen 790SS watch movement is a detached manual wind movement. It shares many similarities with the A. Schild 1571 movement, but the exact differences are not known. The Gruen 790SS movement features an automatic mechanism and sweep second function. It includes a day indicator without a quickset feature, and the date can be set using a pusher located at the 2 o'clock position. The movement also includes a center seconds hand and was commonly used around the 1960s.
The Gruen 790SS features the following functions:
- Automatic Winding
- Center Seconds
- Date: Set by pusher at 2h
- Day: no quickset
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.45 x 0.100 x 280 x 8.5 mm | GR3952X | Auto | Buy mainspring |
| 1.45 x 0.100 x 250 x 8.5 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) |
|---|
Documents
Parts Listing
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