Cartier Ballon Bleu de Cartier Watch - 36 mm Yellow Gold Diamond Case - Silvered Sunray-Brushed Dial - Interchangeable Bracelet - WJBB0070 steel-and-yellow-gold 24 mm 18K red gold

24 mm 18K red gold case

while 18K Sedna™ gold is used for the hands as well as the indexes

bright black dial

and leather strap with 18K yellow gold deployable clasp

domed opaline silvery dial with a date window at 6 oclock as well as hands and indexes in 18K white gold

Cartier Ballon Bleu de Cartier Watch - 36 mm Yellow Gold Diamond Case - Silvered Sunray-Brushed Dial - Interchangeable Bracelet - WJBB0070 steel-and-yellow-gold 24 mm 18K red gold36 mm 18K yellow gold case set with 54 brilliant cut diamonds, 12. 1 mm thick, fluted crown decorated with a cabochon sapphire, sapphire crystal, silvered sunray brushed dial, automatic movement, interchangeable 18K yellow gold bracelet. Water resistant to 3 bar (approx 30 metres).