Swiss 18k gold Art Nouveau lady’s pendant watch Circa 1900

Gold pendant watch with detachable brooch
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A fine and very elegant Swiss, Art Nouveau, 18K gold and enamel lady’s keyless pendant watch with 18K gold, pearl and garnet-set detachable brooch, circa 1900. An entirely overlaid case with matte pink enamel, the back decorated with gold irises in high relief. Hinged gold cuvette. White enamel dial with Arabic numerals, outer gold dot minute track. Pierced gilt hands. A matte gilt movement, bar calibre, eight jewels, cylinder escapement, three-arm brass balance, blued steel flat balance spring, and an index regulator.
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Diameter: 24 mm
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Signed: No name