Swiss platinum pendant watch with special case decoration Circa 1890

Platinum, enamel, multicolour gold and diamond watch
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A fine Swiss, 18K gold, enamel, white gold, platinum and rose-cut diamond-set, keyless, lady’s pendant watch, circa 1890. Retailed by Henry J. Howe, Syracuse, New York. An engine-turned bezel and back decorated with stripes of grey enamel alternating with polished white gold, central rose diamond-set platinum cartouche. Hinged gold cuvette.
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White enamel dial with radial Arabic numerals, outer minute track with outermost red five-minute numerals. Gold Louis XV hands. A rhodium-plated movement, Geneva striping decoration, 18 jewels, wolf’s tooth winding, straight-line lever escapement à moustaches, cut bimetallic compensation balance with eight adjustments, blued steel Breguet balance spring, index regulator. Dial, case, cuvette and movement signed.
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Diameter: 27 mm
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Signed: Patek Philippe & Co.  Genève
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The case is slightly chipped.