Cartier Tortue Watch - 39 mm White Gold Case - Black Alligator Strap - W1556363

39mm x 31mm 18K white gold case, 8.6mm thick, octagonal crown set with a faceted sapphire, 18K white gold bezel, silver dial with sunray effect, caliber 430 MC manual-winding movement with blued-steel sword-shaped hands, black alligator skin strap, ardillon buckle. Water resistant to 30 meters.