7.5mm to 18mm Owyhee Denim Blue Opal Faceted Rondelles have a waxy luster, exhibit excellent faceting and polish. These Opal gems are symmetrical in shape with a consistent width throughout the strand. The color is a light denim blue hue with places that are a even lighter in color for an exquisitely well made strand of Owyhee Denim Blue Opal beads. AA Quality