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Gruen 426SS
Ligne: 10.5'''
Jewels: 1
Power Reserve: 38 hrs
Frequency: 21600 vph
Type: Manual Wind
Period used: ~1975
Diameter: 23.7 mm
Height: 4.5 mm
Hands: 1.80 x 1.30 x 0.20 mm
The Gruen 426SS watch movement features a pin-lever escapement and a unique characteristic where the train and hand gear are driven separately by the barrel. This movement is a manual wind mechanism that includes a sweep second hand and a calendar function that can be quickly adjusted by reverse setting. It was commonly used during approximately 1975.
The Gruen 426SS features the following functions:
- Calendar
- Date: quickset by reverse setting
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.120 x 320 x 9.5 mm | GR3728 | 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) |
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Documents
Parts Listing
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