2 sets - 3 hole turquoise gemstone Guru Bead set 8 mm size - GB005 2 sets - 3 hole turquoise gemstone Guru Bead set 8 mm size Size - 3 hole guru bone bead is approx 8 mm wide . Guru column bead is approx 7 - 8 mm height x 7 - 8 mm wide at base Ships from USA