Lady's 18K White Gold Diamond Earrings. Contains: Eight Natural Marquise Cut and Two Natural Princess Cut Diamonds. Weight Approx: 1.25cttw, Color: G-H, Clarity: VS / SI. You are looking at the modern way to get large size ear studs for less. These are called the illusion diamond earstuds. Actually what you are looking at is the work and production of an Indian genius diamond cutter. 18K white gold mountings containing 8 marquise and 2 princess cut diamonds set in such a way as to give the "illusion" of a pair of 2.50 carat ear studs. In other words, each diamond appears to be the size of a 1.25 carat solitaire diamond!