A moonstone, tanzanite and eighteen karat gold necklacedesigned as spectacle-set oval or round cabochon tanzanites, measuring approximately 7.35 x 5.60 x 5.30 mm or 5.30 x 5.30 x 4.20 mm, flanked by oval or cushion-shaped cabochon moonstones, measuring approximately 10.00 x 6.35 x 3.75 mm or 12.20 x 4.60 x 5.70 mm, on cable link chain.9.4 gross dwt; length: 25 in