Sterling silver curb chain with a large mystic blue faceted quartz briolette. The 25x18mm faceted quartz glass briolette has some minor natural surface imperfections, inclusions, and a terrific deep blue hue.. an absolutely stunning bead! Not only is this one of the hottest styles for this season, it's classy, timeless, understated and so easy to wear. This design will carry you through casual wear, to work, to going out.