Clé de Cartier Watch WGCL0005
18k white gold case with a synthetic sapphire transparent case back. Silvered opaline guilloché dial, with blue Roman numerals and blued steel hands, and a date aperture at 6 o'clock. Secret "Cartier" signature on numerals 'X' and 'VII'. 18k white gold bezel, sapphire crown with bidirectional winding. Black alligator leather strap with a deployant buckle. 40mm diameter. Mechanical manufacture movement with automatic winding calibre 1847 MC. Water resistant up to 30 meters. Power reserve of 42 hours.