Cartier continues to reign as the master of watches with its latest collection, Clé de Cartier. With soft curves, clean lines, and a rounded profile, the Clé exudes a minimalist elegance. The design is a testament to precision, balance, and proportion. Great mastery went into creating fluid lines and a harmonious design. The 35 mm and 40 mm Clé de Cartier models house the caliber 1847 MC, the new Cartier Manufacture Movement.Clé de Cartier watch, 31 mm, mechanical movement with automatic winding. Steel case, key set with a synthetic spinel, silvered flinqué dial with sunray effect, blued-steel sword-shaped hands, sapphire crystal, shiny Bordeaux alligator-skin strap, steel double adjustable folding buckle. Case thickness: 11.04 mm. Water-resistant to 3 bar (approx. 30 meters / 100 feet).