German aluminium marine clock for torpedo attacks Circa 1920

Marine clock with precision measurement
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A extremely rare marine clock for torpedo attacks, made by Strasser & Rohde in Glashütte, Germany, circa 1920. The open faced case of this watch, which was crafted from cast aluminium and brass, has three holes for mounting, a hinged lid and a push button on the side to start and stop the precision measurement with the accuracy of 0,1 seconds. The dial is skeletonized and the movement is numbered.
The movement is signed.
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Diameter: 180 mm
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Signed: Strasser & Rohde, Glashütte I/Sachsen
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The watch comes with a copy of the original Strasser and Rohde catalogue description. Strasser and Rohde made these precision stopwatches for the navy for torpedo attacks.
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Strasser & Rhode
Strasser & Rohde, founded in Glashütte in 1875 by Ludwig Strasser and Gustav Rohde, were known for producing precision pendulum clocks. They also manufactured a range of other precision instruments, including taximeters, speedometers, adding machines and measuring instruments.
One of their key innovations was the invention of the free spring detent escapement.