This is an authentic CARTIER 18K Yellow Gold Alligator 36mm Ballon Bleu De Cartier Automatic Watch. The watch is crafted of 18 karat yellow gold and features bold Roman numeral hour markers on a silver guilloche dial, blue sword hands, blue cabochon crown, sapphire crystal, black alligator strap, and an automatic movement. Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.