Ballon Bleu de Cartier watch, 36 mm. Self-winding mechanical movement. Rose gold case and fluted crown in rose gold set with a sapphire cabochon. Matt silvered stamped sunray dial set with 21 brilliant-cut diamonds totaling 0.19 carats. Blued-steel sword-shaped hands. Sapphire crystal. Interchangeable bracelet in rose gold 750/1000.