Natural Amethyst Beads, Flat Round, Hole:Approx 1mm, Length:15.5 Inch, 12mm thickness :5.5- 6.5mm , weight : 46.6g ,
14mm thickness : 5.5-6.5mm , weight : 52.2g
16mm thickness : 5.5-6.5mm , weight : 60.6g
18mm ,thickness : 6.5-7.5mm , weight : 73.3g
20mm , thickness 6.5-7.5mm , weight : 85.5g