This lovely handmade necklace is made from Royston Turquoise gemstones which are mined in Nevada. The stones are a blue shade of Turquoise with brown to golden brown matrix.The larger stones range from 0.61" to 0.69" long and 0.39" to 0.42" wide. The necklace is finished with smaller heishi Turquoise gemstones and a sterling silver hook and eye clasp. It measures 16 1/2" long.