Cartier Ballon Bleu watch, 42mm. Automatic movement 1847 MC. Stainless steel case, grooved crown with synthetic spinel cabochon, silver guilloché dial. Blued steel sword-shaped hands, sapphire crystal, black alligator strap with interchangeable steel deployant buckle. Date window at 3 o'clock. Thickness: 13mm. Water resistant up to 30 meters. Specifications: