Our beautiful Blue Topaz Aurora Borealis Cut Crystal Round Beads lend a luminous sparkle to your handmade jewelry beading. These elegant, iridescent cut glass beads are highly faceted and hand-polished for shimmering, shining clarity. Used them alone or pair them with our other jewel-tone Cut Crystal Beads, available on this website. Cut glass. (48 pcs. per unit) 1mm hole.