Vintage fine quality Sardonyx cylinder beads. India. 6.5 inch strand. b4-ony308

Fine Sardonyx cylinder beads.  Vintage stock from India.  These are fine beads with sharp contrast between the distinctive bands of different colors.  Sardonyx is a variety of onyx that contains bands of Carnelian.  6.5 inch strands of 11-14mm long beads, 7-8mm wide.  1.6mm stringing holes.  The beads are evenly drilled and very fine quality.