Item Number: BQ057 - 18-Bead Large Vajra Bodhi Seed Prayer Beads These prayer beads are made using 18 large Vajra Bodhi seeds. The number 18 corresponds to the Eighteen Arhats, so they can also be used as an amulet. Being a natural product, the size of the beads may vary slightly. The use of synthetic fiber cord means they are not elastic. Diameter of beads: Approximately 17.5-19.5 cm Circumference: Approximately 35 cm