Striking Owyhee Blue Opal Statement Ring - Natural Designer GemstoneUnique in every way, this rare Owyhee Blue Opal Adjustable Ring will most certainly make a statement. Owyhee blue opal pronounced "Oh WAH hee" this distinctive type of Blue Opal is found along the Owyhee River in Oregon State in the United States and is relatively rare. In a striking teardrop shape and carefully hand polished, it is a wonderful piece that will be sure to be treasured. Stone: Natural Owyhee Blue Opal. Material: 925 Solid Silver. Approx