This elegant gemstone and diamond necklace from the american blue sapphire™ collection brings beautiful color to any ensemble. 10k yellow gold a pear-shaped natural montana sapphire nestles at the base of the pendant round-cut diamonds adorn the looping flame-shaped frame total diamond weight is 1/20 carat 16- to 18-inch adjustable cable chain; spring ring clasp from the natural precious gemstones by kay collection