Cartier Ballon Bleu de Cartier

The Ballon Bleu de Cartier, reference W6920046, has a round steel case with a silvered guilloché opaline dial. The case is 12.05 mm thick and carries a rating of 30 metres, equal to 3 bar. Calibre 076 is a self-winding mechanical movement with a power reserve of 36 hours. A sapphire crystal covers the dial, which has Roman numerals and blued-steel sword-shaped hands. The watch shows hours, minutes and central seconds. The fluted crown is steel and is decorated with a synthetic spinel cabochon. A steel bracelet is fitted to the watch.