Cartier D'amour Bracelet: 100% Authentic Brand new in box & Never worn Authenticity card included Jewelry box & Gift box included 18K white gold (750/1000), set with a brilliant-cut diamond totaling 0.04 carat. Thickness: 1.78 mm. Diameter of the pattern: 3.79 mm. Length: 165 to 185 mm (for size 17). Let me know if you have any questions!