Swiss gold pocket watch with triple date calendar Circa 1905

Gold keyless lever with moon phases
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A fine and unusual swiss, 18K gold keyless pocket watch with triple date calendar and moon phases, circa 1905. A polished case, hinged case back and engraved cuvette. White enamel dial with radial Roman numerals, outer gold dot minute track with five-minute Arabic markers, sunk subsidiary seconds dial, apertures for the phases of the moon, the days of the week, the date and the months. Gilt Louis XV hands. A rhodium-plated movement, 20 jewels, straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, index regulator. Movement numbered.
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Thickness 15 mm.
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Diameter: 51 mm
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Signed: No Name
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The case has some dents, the dial is chipped.