Swiss gold, blue glass, diamond, pearl, ruby-set brooch watch Circa 1810

Gold verge pendant watch with matching  brooch
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A fine and unusual Swiss, 18K gold, blue glass, diamond, pearl, and ruby-set pendant watch with a brooch, circa 1810. An Empire case, the back blue glass with pearl, ruby, and diamond-set gold flower bouquet, pearl-set bezels, reeded band. Brooch: oval, matching, with gold ribbons and flower wreath on the top and sides, gold pin. Gold dial, radial Roman numerals, outer minute divisions, winding aperture at 2, engine-turned centre. Gold Breguet hands. A frosted gilt, full plate movement with cylindrical pillars, fusee and chain, verge escapement, brass balance with flat balance spring, continental cock, silver regulation dial. 
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Diameter: 34 mm
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Total length: 92 mm
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Signed: Louis Humbert  Geneve