This is a top-quality loose gemstone with over 25 pieces of assorted gemstones. The cabochon-shaped gemstones have an excellent cut grade and are eye-clean. The gemstones have a natural creation and are not enhanced. The colors of the gemstones are bi-color/multicolor and include asterism, cat's eye, and color change effects. The gemstones are 20mm in length and 16mm in width, with a depth of 7mm. The items are certified by GTL and come from Treasuregems14 brand. This is a perfect wholesale lot for those who want to add natural gemstones to their collection.