Ballon Bleu de Cartier watch, 28 mm. Quartz movement. Steel case and steel fluted crown set with a synthetic cabochon-shaped spinel. Steel bezel set with 42 diamonds totaling 0.52 carats. Opaline dial. Blued-steel sword-shaped hands. Sapphire crystal. Steel bracelet. Thickness: 9 mm. Water-resistant to 3 bar (approx. 30 meters/100 feet).