On April 18th, Paris Hilton attended the 12th Breakthrough Prize Ceremony in Los Angeles wearing Chopard. Paris selected a necklace in 18k white gold set with 71.34-carats of diamonds, a necklace in 18k white gold set with 22.77-carats of diamonds, and a necklace in 18k white gold sest with 48.10-carats of diamonds, all from the Haute Joaillerie Collection, along with earrings from the L'Heure du Diamant Collection in 18k white gold set with 4.46-carats of diamonds.