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Gruen 422R
Ligne: 5.75 x 8.5'''
Jewels: 15
Power Reserve: 30 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1955
Size: 12.8 x 19.6 mm
Height: 3.8 mm
Hands: 1.10 x 0.60 mm
The Gruen 422R watch movement is characterized by its patented space-saving train design in two layers. Variations exist within the Fontainemelon series, including the 190, 209-211, 219, 220, 224, 226-229, 236-238, and 240 models, with specific differences currently unknown. The Gruen 422R movement is manually wound and was in usage approximately around 1955.
The Gruen 422R features the following functions:
- Manual Winding
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.45 x 0.080 x 260 x 7.5 mm | GR3923 | Manual | Buy mainspring |
| 1.45 x 0.080 x 250 x 7.5 mm | Manual | 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
| Part Description | Reference # | Alternate | Buy |
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