Year: 2013 This is an authentic BULGARI 18K Lucea Diamond Blue Topaz Gradient Waterfall Necklace. The necklace is crafted of 18 karat white gold and has a "waterfall" drop design. It consists of a total of 134 round brilliant diamonds weighing approximately 1.93 total carat weight and 71 square blue topaz stones. Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.