A special gift, this natural sapphire and diamond necklace from the american blue sapphire™ collection brings new color and sparkle to their wardrobe. 10k white gold the pendant features a light indigo pear-shaped montana sapphire wrapped in a halo of pavé-set round-cut diamonds round-cut diamonds shimmer on the bail total diamond weight is 1/10 carat 16- to 18-inch adjustable cable chain; spring ring clasp from the natural precious gemstones by kay collection