Beads range from about 4.5mm to 10mm in diameter on a specially curated, size-graduated strand. Delight in the electrifying blue of Tanzanite when you design with this top-quality offering, absolutely brimming with it's iconic hues. This elegant and eye-catching Tanzanite is destined to furnish your Jewelry Designs with an air of mystique and luxury. Make an impression with the unmatched beauty of this rare gemstone, perfect for necklaces, earrings and more.