Cartier Ballon Bleu de Cartier

Cartier Ballon Bleu de Cartier reference W4BB0024 has a 36 mm round case in steel. The case is 12.1 mm thick, and Cartier rates it to 30 metres. The bezel is set with 54 brilliant-cut diamonds totalling 0.78 carat. Calibre 1853 is a self-winding mechanical movement with a 37 hour power reserve. A sapphire crystal covers the silver guilloché dial, which carries blued-steel sword-shaped hands. The watch shows hours, minutes and central seconds. The fluted steel crown is set with a cabochon synthetic spinel. A steel interchangeable bracelet is fitted to the watch.