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Gruen 423
Ligne: 11.5'''
Jewels: 19
Power Reserve: 45 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1975
Diameter: 26.65 mm
Height: 4.4 mm
Hands: 1.60 x 1.04 x 0.18 mm
The Gruen 423 watch movement is a manual wind movement that features a sweep second hand. It is a variation of the R2609 movement, with differences between the R2609, 2609.H, and 2609.HA settings not known. The movement was used during the approximate period of 1975.
The Gruen 423 features the following functions:
- Manual Winding
- Sweep second
Balance Staff Listing
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Mainspring Listing
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Incabloc Part Listing
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KIF Part Listing
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Documents
Parts Listing
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