These very high quality semiprecious stone puff coin beads look absolutely great! Each bead is 20mm long, 20mm wide, and 7mm thick. These are beautiful semiprecious stone beads that have been polished to a smooth finish. Each bead has its own unique combination of pattern and color. Each strand is approximately 16" long with approximately 20 beads. Order in sample packs of 2 beads on the left or larger strand packs to the right.