Cartier, master of shaped watches, presents the Clé de Cartier. The design is a testament to accuracy, balance and proportion; with soft curves, clean lines and a rounded profile Clé owes its name to its crown. Considerable mastery was required to create fluid lines and a harmonious ensemble. The 35 mm and 40 mm Clé de Cartier models house the calibre 1847 MC, the new Cartier Manufacture Movement. Clé de Cartier watch, 31 mm, self-winding mechanical movement. 18K pink gold case, diameter: 31 mm, thickness: 11. 04 mm, key set with a sapphire, flinqué sunray effect dial, set with 10 brilliant-cut diamonds, blued-steel sword-shaped hands, shiny aubergine alligator skin strap, 18K pink gold ardillon buckle. Water-resistant to 3 bar (approx. 30 metres). Case dimensions: 31 mm, diameter 11. 04 mm thickness.