WOWZA! One-of-a-kind 18k white gold genuine 1.87 cttw faceted Tanzanite & 1.47 cttw Round Brilliant Cut diamond cluster style post & clip earrings. These diamonds average G in color and SI1 in clarity. These gemstones are all nicely proportioned and well finished. These earrings have an entire weight of 7.6 grams.