Cartier Rotonde

Cartier Rotonde de Cartier Perpetual Calendar Chronograph 18 kt White Gold Men's Watch W1556226. 18kt white gold case with a black alligator leather strap. Fixed bezel. Silver guilloche dial with blue sword-shaped hands and index and Roman numeral hour markers. Minute markers around the outer rim. Automatic movement with 48 hour power reserve. Caliber 9423 mc engine. Scratch resistant sapphire crystal. Circular crown set with a sapphire cabochon. Skeleton case back. Case diameter: 42 mm. Case thickness: 14.9 mm. Round case shape. Deployment clasp with push button. Water resistant at 30 meters / 100 feet. Functions: chronograph, month, day, date, hour, minute, second.