Black Jet and Gray Crystal in Classic Tennis Necklace & Earrings in Gunmetal About the listing: Made with genuine premium Austrian. Crystals, including Swarovski, this necklace features black and gray. There are 33 crystals measuring 8mm. Includes drop down gunmetal earrings in gray Nightfall. It set on Hematite or gunmetal. the base material is made in Israel. This is handmade by me, and necklace and earrings are new, never been used. These are true crystals made in Austria, and will last for life. The cost of each crystal is pricey, and they are not bought in bulk, they are picked by the dozens. The quality of the crystals reflects in the price.