Handmade Jadeite Long Drop Earrings. The Jadeites are no treatment, A grade. The Jadeites are suspended from 2 Australian Opals with a total weight of 2.82 carats. In between the Jadeites and the Opals are two Old Mine Cut Diamonds in a basket setting with a total weight of 1.43 carats. Both the Jadeites and the opals have a diamond halo weighing 1.92 carats G/H VS.