This beautiful square Topaz gemstone measures 15x15x10.30mm and has a stunning blue color with an asterism effect. The gemstone has been cut with excellent precision and is perfect for a variety of jewelry designs. The gemstone is lab-created and has not been certified. It is sold as a single piece and has eye-clean clarity grade. The gemstone is a rare cut and is perfect for those who want to stand out. This loose gemstone is great for wholesale purposes and can be used to create unique jewelry designs.