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Gruen 215RSS
Jewels: 7
Frequency: 18000 vph
Type: Manual Wind
Period used: 1914-1915
Diameter: 27.94 mm
The Gruen 215RSS watch movement was produced from 1914 to 1915, with approximately 40,000 units manufactured. It features a hunter calibre and belongs to the model 2 series. The movement incorporates a bimetallic screw balance and a Breguet hairspring, providing accurate timekeeping. It also includes a negative stem mechanism. The Gruen 215RSS shares similarities with the model 2, but is designed with a smaller base plate. Other differences between the model 2, 4, and 6 variants are not known. The movement offers stem winding and setting capabilities, as well as a sub-second function.
The Gruen 215RSS features the following functions:
- Stem wind and set
- Sub 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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