Ballon Bleu de Cartier watch, 36 mm. Mechanical movement with automatic winding. Rose gold 750/1000 case and fluted crown in rose gold 750/1000 set with a sapphire cabochon. Matte silvered stamped sunray dial set with 21 brilliant-cut diamonds totalling 0.19 carats. Blued-steel sword-shaped hands. Sapphire crystal. Strap in blue leather, rose gold 750/1000 ardillon buckle. Thickness: 12.055 mm. Water-resistant to 3 bar (approx. 30 metres).