18K White Gold 1/3 Cttw Diamond and 7mm Round Black Onyx Gemstone Halo Dangle Hoop Earrings (G-H Color, SI1-SI2 Clarity)A tremendous level of sparkle emanates from these 18k white gold dangle hoop earrings. Set with natural 7mm round heat treated black onyx at the center of each earring, these prong set gemstones are complemented by the a glamorous halo of round prong set diamonds. Diamonds also line the front of the hoop, which holds a 14mm diameter. These splendiferous diamonds hold a total 1 3 cttw with an approximate G H Color and SI1 SI2 Clarity. Lever back