Dynamic beauty and exceptional color permeate the dazzling black opal in this eye-catching ring. Weighing 6.50 carats, this impressive gem exhibits a kaleidoscopic panoply of cool greens and blues while 0.78 carat of diamonds in an 18k white gold setting provide complementary sparkle. Opals are among the most desirable gems in the world, and black opals display the most brilliant colors of all. This is a truly special piece.