Cartier Ballon Bleu de Cartier 42 MM Watch – 42.1 mm Steel Case – Black Alligator Strap – W69016Z4

42.1 mm by 13 mm thick stainless steel case, stainless steel fluted crown set with a blue synthetic spinel cabochon, sapphire crystal, silver dial with 1 Roman numeral and blued steel hands, caliber Cartier 049 automatic movement, black alligator strap. Water resistant to 30 meters.