London Blue Topaz Micro Faceted Briolette Beads 6mm-8mm (Qty=10) London Blue Topaz Briolette Faceted Beads 6mm-8mm high, ~5mm diameter Side drilled at the narrow end, treated gem quality, micro facets 1 specified buys 10 beads, 3 buys 30 beads, etc. Use very fine cord and wire, small holes, 0.012" 0.3mm