Ballon Bleu de Cartier watch, 36 mm, self-winding mechanical movement. 18K pink gold case set with 123 brilliant-cut diamonds totaling 1.21 carats, fluted crown set with a sapphire cabochon, silvered guilloché lacquered opaline dial, blued-steel sword-shaped hands, sapphire crystal, purple patent leather strap, 16 mm 18K pink gold double adjustable folding buckle. Case thickness: 12.1 mm. Water-resistant to 3 bar (approx. 30 meters/100 feet).