Lady's 18K White & Pink Gold Gregg Ruth Diamond Drop Earrings. Contains: Ninety Natural Round Brilliant Cut Pink Diamonds. Weight Approx.: .78cttw, Color: Pink. Seventy Four Natural Round Brilliant Cut White Diamonds. Weight Approx.: 1.23cttw. From the workshops of Gregg Ruth, come these modernistic 18K white and rose gold earrings. These are perfect for the avant-garde adventurous woman. A real bargain at the low, low price of $2,990. Buy it fast, because they are sure to go quickly.