Swiss 18k gold minute repeating pocket watch Circa 1915

Gold open faced lever pocket watch 
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A fine, thin Swiss, 18K yellow gold minute repeating, keyless dress watch, circa 1915. A polished, concealed case, hinged gold cuvette. Matte and engine-turned silver dial with Arabic numerals, outer minute track and subsidiary seconds. Black Breguet hands. A rhodium-plated movement, 31 jewels, counterpoised straight-line lever escapement, cut bimetallic compensation balance with five adjustments, blued steel Breguet balance spring, swan-neck micrometre regulator, repeating on gongs activated by a slide on the band. Movement and case signed.
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Diameter: 47 mm
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Signed: Juvenia Watch Co.  Switzerland
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The case is in good condition but slightly damaged.