Cartier Ballon Bleu de Cartier 18ct Rose Gold Diamond Dial Bracelet Watch WJBB0054. 18ct rose gold 33mm case and bezel. cabachon sapphire crown all on a matching 18ct rose gold bracelet. This ladies watch has a silvered dial with blued steel hands and diamond hour markers (0.10ct). Water resistant up to 30m and sapphire crystal glass. Automatic movement.