Onion watch in gilt metal, hinged case (worn), "rond de bosse" enamel dial with Roman numerals for the hours and Arabic numerals for the minutes (restorations), opening for the winding square, mechanical movement with key winding, verge escapement, chased and pierced cock, signature on the plate LE BON in Paris. Sold as is with no guarantee of function. Early 18th century. Diameter 56.5 mm