Swiss gold, diamond-set keyless lady’s pendant watch Circa 1912

Gold, platinum and enamel pendant watch
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A very fine and elegant Swiss, 18K gold, platinum, enamel and rose-cut diamond-set keyless lady’s pendant watch, circa 1912. Belle Epoque by Patek Philippe & Cie, Genèva, Switzerland. The case is decorated with aquamarine guilloché enamel, hinged back overlaid with aquamarine guilloché enamel and a garland of white painted enamel flowers, applied platinum and rose-cut diamond-set decoration. Hinged gold cuvette with engraved dedication.
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White enamel dial with Arabic numerals, outer minute track and gold painted Arabic five-minute numerals. Gold Louis XV hands. A rhodium-plated movement, Geneva striping decoration, 18 jewels, wolf’s tooth winding, straight-line moustache lever escapement, cut bimetallic compensation balance with eight adjustments, blued steel flat balance spring, index regulator. Dial, case and movement signed.
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Diameter: 27 mm
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Signed: Patek Philippe & Cie  Genèva