French watch decorated with Scorpiones motif Circa 1830

Gold, diamond and ruby pendant watch
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A fine French, yellow gold, diamond and ruby pendant watch, circa 1830. Accompanied by a Habsburg, Feldman Certificate of Authenticity dated 31 May 1989. An engine-turned case applied Scorpiones motif with pearl and garnet decorated, foliage decoration on the border. Hinged gold cuvette. Enamel dial with radial Roman numerals. outer minute track. Yellow gold Breguet hands. A gilt brass movement, bar calibre, four jewels, cylinder escapement, plain brass three-arm balance, flat balance spring, indexes regulator. Signed on the cuvette.
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Thickness: 10 mm
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Diameter: 32  mm
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Signed: Jarossay  Paris
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The dial is chipped.