Cartier Ballon Bleu de Cartier

Cartier Ballon Bleu de Cartier reference W4BB0028 has a 33 mm steel case and a blue silvered sunray-brushed dial. Rated to 30 metres, or 3 bar, the case is 10.16 mm thick. Calibre 1853 is a self-winding mechanical movement with a 37 hour power reserve. A sapphire crystal covers the dial. The hands are blued-steel and sword-shaped, and the dial has central seconds. The bezel is set with 50 brilliant-cut diamonds totalling 0.58 carat. The fluted steel crown is set with a synthetic cabochon-shaped spinel. The watch is fitted with an interchangeable steel bracelet.