An early 19th century gold quarter repeating open faced automaton pocket watch by Perrin Freres

An early 19th century gold quarter repeating open faced automaton pocket watch by Perrin Freres
The watch with part skeleton dial flanked by chased automaton figures striking faux bells above, within white enamel chapter ring with Arabic numerals, the skeleton cylinder fusee movement signed Perrin Freres no. 8451, the reverse case with engine-turned decoration and vacant cartouche, circa 1830, diameter - 56mm