Cartier Ballon Bleu watch, 36mm. Automatic mechanical movement. 18k rose gold case with a fluted 18k rose gold crown adorned with a cabochon sapphire. Silver sunray dial with 21 brilliant-cut diamonds totaling 0.19 carats. Blued steel sword-shaped hands. Sapphire crystal. Interchangeable 18k rose gold bracelet. Thickness: 12.055 mm. Water resistant up to 3 bar (~30 meters).