This is 1.00 carat natural blue diamond pendant necklace for women in 10K Rose, Yellow & White Gold. There is 1 round blue diamond in the pendant necklace having a weight of 1.00 carat with 18 inch 925 Sterling Silver box chain. The metal weight is 2.32 grams. The Blue Diamond has I1-I2 Clarity. This pendant necklace is the perfect gift for the one you love as this necklace comes with a free gift box.