Blue Sapphire and 1/4cttw Diamond Drop Earrings. These classic with a twist drop earrings feature .54cttw of round center blue sapphire and are accented by .20cttw of round diamonds in an kiteset design. Earrings are 14K white gold and diamonds are I/J color and eye-clean SI3 clarity. Designed by Gabriel & Co., also available in yellow gold and rose gold.