Swiss 18K gold minute repeating chronograph Circa 1910

Gold watch with triple-date calendar and moon phases
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A large Swiss 18K gold minute repeating keyless pocket watch, circa 1910. With a chronograph, triple date calendar and moon phases. A polished case with a hinged gold cuvette. White enamel dial with radial Roman numerals, outer 1/5th seconds track with five-second Arabic numerals to 300 units. Subsidiary dials for the seconds, date, days of the week, months, aperture for the moon phases and blued steel spade hands. Ffrosted gilt movement, 18 jewels, straight-line lever escapement, cut bimetallic compensation balance, Breguet balance spring, index regulator. Repeating on gongs activated by push-button on the band. Case numbered.
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Diameter: 58 mm
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Signed: Anonymous  Swiss