Swiss gold, red enamel and diamonds in shape of a dragon Circa 1910

Gold keyless lever pocket watch
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A very fine and interesting Swiss, keyless, 18K yellow gold Art Nouveau enamel and diamond pendant watch, circa 1910. A solid case, box-hinged, chased, bezel with foliate pattern and Red guilloche enamel, case back centred with a diamond-set dragon on a red guilloche ground, hinged gold cuvette with monogram, Art Nouveau style bow set with four diamonds.
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White enamel dial with painted Arabic numerals, outer minute track with 5-minute gold markers. Yellow gold Louis XVI hands. A nickel-silver movement, 18 jewels, straight-line lever escapement à moustache, cut bimetallic compensation balance, blued steel flat balance spring, index regulator with graduations engraved on a centre bridge, wolf’s tooth winding wheels. Dial, case and movement signed. 
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Diameter: 32 mm
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Signed: Patek, Philippe & Cie  Genève
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The dial is slightly scratched.