Clé de Cartier watch, 35 mm model, Cartier 1847 MC Manufacture self-winding mechanical movement. Steel case, key-shaped crown set with a synthetic spinel. Steel bezel set with 67 brilliant-cut diamonds totaling 0.55 carats. Silvered guilloché dial with sunray finish, blued-steel sword-shaped hands, sapphire crystal, pink alligator-skin strap, steel folding buckle. Case thickness: 10 mm. Water-resistant to 3 bar (approx. 30 meters).