Extremely rare Swiss gold automaton cylinder watch Circa 1815

Gold automaton attributed to Henry Capt or Piguet & Capt.
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An extremely rare, large, important, musical, gold, painted on enamel and pearl set with three automata decagonal pocket watch, The jumping dog, circa 1815.
Gilt brass movement engraved with scrolls of foliage, cylinder escapement, gold escape wheel, three-arm gold balance with flat balance spring, fixed barrel, sur plateau musical train with tuned teeth working alternately on the top and bottom pins of the pinned disc, the automaton is driven from a steel ratchet wheel-type cam mounted concentrically to the top of the pinned disc.
Separate dial white enamel chapter ring at 12 o’clock with Roman numerals and blue steel Breguet hands. The surround is entirely enamelled with three gold finely painted enamel automatons; the scene depicts a young man playing in the garden with his dog; his arm is moving with a stick to make his dog jump, and a lady overlooking with an automated arm playing the guitar.
Decagonal-shaped case in 18K gold, the band is decorated with oval, blue champlevé panels engraved and enamelled with trophies of arms, musical instruments and flowers, all set with split pearls, within translucent blue enamel Borders. The bezels are decorated with split pearls, and the back panel of polychrome Summer flowers bouquet in a neoclassical vase against a landscape with a river. Polished gold cuvette.
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Dimensions: 61 x 64 mm
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Unsigned