Swiss 18k yellow gold minute repeating pocket watch Circa 1920

Gold open faced lever pocket watch
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A fine Swiss, 18K yellow gold minute repeating, keyless pocket watch, circa 1920.
A polished case, hinged gold cuvette. White enamel dial with Breguet numerals, outer minute track, and subsidiary seconds. Gold spade hands. A rhodium-plated movement, Geneva striping decoration, 17 jewels, straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, index regulator, repeating on gongs activated by a slide on the band.
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Diameter: 48 mm
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Signed: No Name
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The case has some dents and the dial has restored soft enamel.