Ballon Bleu de Cartier watch. 28 mm. quartz movement. Steel case. fluted steel crown set with a synthetic cabochon-shaped spinel. Steel bezel set with 42 diamonds totaling 0.48 carats. Opaline dial. Blued-steel sword-shaped hands. Sapphire crystal. Interchangeable steel bracelet. wrist size 6.5. Thickness: 0.35. Water-resistant to 3 bar (approx. 30 meters/100 feet).