This one-of-a-kind pear blue sapphire and diamond necklace is 17 inches in length, made of 18K white gold, and weighs 2.7 DWT (approx. 4.2 grams). It contains 5 pear cut, blue sapphires weighing 1.00 CTTW and 2 round G color, VS clarity diamonds weighing 0.04 CTTW. The chain is adjustable.