Lika Behar Sloane tanzanite and diamond halo drop chain necklace in 22K satin finish yellow gold. There is one, bezel set rectangular tanzanite cabochon (11.12ct) and forty, prong set round diamonds (0.42ctw). The dimensions of the necklace are Drop - 18.7mm x 21.7mm x 6.8mm, Chain Width - 1.7mm, with a length of eighteen inches. The overall weight is 9.1dwt/14.1g. The necklace is finished with a toggle clasp.