Shop This A Grade Smooth Rondelle Shape 3.5-9.5mm Natural Ethiopian Opal Gemstone Beads Strand. You Will Receive Approx. 100 Pieces on 16 Inch. Long Center Drilled Strand. This Ethiopian Opal Stone is Sourced From Ethiopia. To The Best Of Our Abilities, We Strive To Provide Images Of Our Natural Gemstones That Are As Accurate To Their Real-Life Appearance As Possible In Terms Of Color and Pattern. However, Given That They Are All Products Of Nature, There May Be Slight Differences.