Natural Mixed Stone Chips with Brass Beaded Finger Ring, Light Gold Plated Copper Wire Wrap Jewelry for Women, Size: about 18.5mm inner diameter, 1.5mm wide, ring surface: 14x21mm.âPlease Note: These beads may include Natural Green Aventurine & Amethyst & Rose Quartz & Green Aventurine & Howlite & Red Jasper and so on(as the picture shows). but as it is a mixed product, the stone type is delivered randomly, please refer to the actual product delivered.