Cartier Ballon Bleu watch, 36mm. Stainless steel case with 18k yellow gold crown adorned with a synthetic spinel cabochon. Silver guilloché dial with Roman numerals and blue steel sword-shaped hands. Sapphire crystal. Steel bracelet with 18k yellow gold links. Water-resistant up to 30 meters. Dimensions: diameter 36.6mm, thickness 12.05mm. Characteristics: mechanical self-winding movement.