14.5x6-22x7mm Smoky Quartz concave faceted tubes 15 inch 22 beads AAA

Prasiolite concave faceting on the tubular shaped beads having a vitreous luster, a superior concave faceting style, a superior polish, a well matched tone on strand, a symmetrical shape, a transparent quality with no internal characteristics, an extremely high level of brilliance, and a crisp green hue. Measurements are 6-7mm diameter with lengths from 14.5mm to 22mm. AAA grade