Ballon Bleu de Cartier
42 mm, mechanical movement with automatic winding. 18K pink gold case set with 126 brilliant-cut diamonds totaling 1.83 carats. Fluted crown set with a sapphire cabochon. Lacquered silvered guilloché opaline dial. Blued-steel sword-shaped hands. Sapphire crystal. 18K pink gold bracelet, wrist size 185 mm. Calendar aperture at 3 o'clock. Case thickness: 13 mm. Water-resistant to 30 meters/100 feet.