Inner diameter: approximately 15.7 cm Dumortierite: approximately 9.8 mm Bicolor beryl: approximately 32.5 mm x 20.8 mm Thickness: 12.2 mm Please note that there may be slight variations. Spherulitic Dumortierite in Quartz From the same supplier, same lot, and authenticated. A cute stone with small inclusions in a pale blue quartz base. Bicolor Beryl A beryl loose stone with a deep blue aquamarine and a pale pink morganite. It has a substantial thickness. As these are natural stones, there may be cracks, inclusions, natural dents, black spots, color unevenness, and minor scratches. Natural stone Natural stone bracelet Design bracelet Dumortierite in quartz Beryl Aquamarine Morganite Beryl loose stone Power stone