Gorgeous, meticulously strung, tiny multi-color AAA tourmaline beads measure approx. 2.5mm. Super delicate and feminine! Removable pendant slides off so it can be given separately or worn on a different chain. Really two gifts for the price of one. Chrome tourmaline is rare - please read info pictured (Click on the picture to zoom in). Exceptional quality for an exceptionally affordable price. Photographed on different skin tones, with and without a flashlight. All metal parts are sterling silver, except for clasp, which is sterling plated. Chrome tourmaline gemstone is 6 x 9 and weighs 1.70 carats and passed refractive index testing. Excellent color, cut and clarity. Not returnable without tags attached and unaltered. The beaded necklace measures 15 inches long and features a lobster clasp, so an extender can be added if a longer necklace is desired. Tourmaline is a birthstone for October.