Clé de Cartier watch, 40 mm, Manufacture self-winding mechanical movement, calibre 1847 MC. Steel case, key set with a synthetic spinel, silvered flinqué sunray effect dial, blued-steel sword-shaped hands, sapphire crystal and case back, steel bracelet. Case thickness: 10.56 mm. Water-resistant to 3 bar (approx. 30 metres).