Gusset watch in yellow gold (750). Engine-turned back cover with radiating decoration, grooved caseband. Dial with gold-plated back, hour markers with Roman numerals painted black for the hours. Mechanical movement with key winding and openworked cockerel. Copper dust cover, signed Charles OUDIN in Paris and numbered 4506. 19th century. Gross weight : 119.6 g. - Diameter : 55 mm. Oxidation on the dial, small shocks.