This necklace is 18 inches in length, made of 14K yellow gold, and weighs 1.3 DWT (approx. 2.02 grams). It contains 18 round blue sapphires weighing 0.20 CTTW, 14 single cut cut, G color, VS clarity diamonds weighing 0.05 CTTW, and one marquise cut, blue turquoise . The chain is adjustable.