Cartier Ballon Bleu de Cartier

The Cartier Ballon Bleu de Cartier, reference W2BB0033, has a round steel case that measures 36 mm in diameter. The case is 12.1 mm thick and carries a rose gold bezel. The fluted rose gold crown is set with a cabochon synthetic spinel. The watch runs on calibre 1853, a self-winding mechanical movement with a 37 hour power reserve. A sapphire crystal covers the silver guilloché dial. The watch shows central seconds. Cartier rates the case to 30 metres. A two-tone interchangeable bracelet in steel and gold is fitted to the watch.