Ballon Bleu de Cartier watch. 33 mm. Self-winding mechanical movement. Rose gold 750/1000 case set with 47 brilliant-cut diamonds totaling 0.68 carats. Fluted crown decorated with a cabochon sapphire. Matt silvered stamped sunray dial set with 21 brilliant-cut diamonds totaling 0.10 carats. Blued-steel sword-shaped hands. Sapphire crystal. Interchangeable bracelet in rose gold 750/1000. Thickness: 0.4. Water-resistant up to 3 bar (approx. 30 meters/100 feet).