This is 1.0 carat natural round Blue diamond pendant necklace in 10K Rose, Yellow and White Gold with a 18 inch 925 Sterling Silver box chain for women. There are 5 round blue diamonds in the pendant necklace having a total weight of 1.0 carat. The metal weight is 2.75 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.