Swiss deck chronometer with detent escapement Circa 1900

Silver open faced watch for the Imperial Navy by Brüder Klumak
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A rare deck chronometer with pivoted detent escapement for the Imperial Austrian Navy – with original mahogany box, circa 1900. Silver case with engine-turned-tiered design and silvered dial featuring radial Roman numerals, auxiliary seconds, and blued spade hands. The 4/5 plate movement is frosted and gilt with a gold screw compensation balance.
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Diameter: 57 mm
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Weight: 149 g
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Signed: Brüder Klumak Wien
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The Klumak brothers in Vienna and Joseph Nicolaus can be counted among the pioneers of Austrian precision watchmaking. Like Nikolaus, they were chronometer makers for the Imperial and Royal Navy.