Fabulously glittery 3mm Swarovski bicone (5328) bead, tanzanite (purple) colour. Tanzanite (539) is one of Swarovski's exclusive colours. These classic precision-cut Swarovski lead crystal glass beads are known for their quality and clarity. Teams well with semi precious beads and pearls. Sold per bulk pack of 50 pieces. These new XILION cut bicone beads are exclusive to Swarovski and produce an amazing sparkle never before seen. These beads have been created to replace the old 5301 bicone beads.