Cartier Calibre de Cartier Yellow Gold and Stainless Steel Watch. Watch has a 42mm stainless steel case, octagonal crown with a faceted blue synthetic spinel, and a 18K pink gold bezel. Features a silvered and partly snailed opaline dial with black transferred Roman numerals and hour markers, automatic winding caliber 1904-PS MC movement with calendar aperture at 3 o'clock and subsidiary second counter at 6 o'clock stainless steel and 18K pink gold. Water resistant to 30 meters. Reference number: W7100036.