Retail: 6250 18 Kt diamond Ballerina ring with large round shaped Tourmaline center gemstone, this ring is nearly 1 inch in diameter with stunning rows of tapered baguette diamonds The (66) diamonds are approximately 2.65 carat total weight. The quality of the stones are SI3 clarity and I-J in color. The center is a round 9.35-9.35 x 4.50 millimeter in diameter Tourmaline and weight is approximately 2.50 carats. GIA Gemologist inspected and evaluated