Smoky Topaz colored glass with a transparent golden Luster finish. The classic Czech Druk (round) bead. Unlike Austrian crystals, Czech glass beads contain no lead. Colors may vary from dye lot to dye lot, so it is best to buy sufficient beads for your project all at one time. Measurements: 8mm diameter. 25 beads is approximately 7.25 inches of beads when strung.