Gorgeous stabilized Green Turquoise pillow focal bead - hard shape to find and in a nice large size with 0.60 mm hole running vertically.  Each price is for 1 randomly selected beads. This picture is enlarged to show detail.

Stabilizing is a ordinary process used to make lower grade Turquoise hard enough to be shaped.  This then also a buyer the ability to purchase genuine Turquoise stone at a much lower price than unstabilized.  
~30x20x5mm