Cartier Tank Solo watch, rectangular 18kt pink gold case (40.85 mm length x 31 mm width, 7.65 mm thickness) with stainless steel case back, 18kt pink gold beaded crown set with a synthetic spinel cabochon, alligator strap with double adjustable folding pink gold buckle, silvered opaline dial with black Roman numerals, sword shaped blued steel hands, date aperture at 6 o'clock, Caliber 049 self-winding movement with 42 hour power reserve, scratch-resistant sapphire crystal, water-resistant to 30 meters.