Dimensions: 21.14 × 14.30 × 10.40 mm (length × width × depth) Weight: 30.40 ct Clarity: Transparent, with very good overall clarity and even internal structure. Color: Blue, displaying a clean and attractive tone. No optical phenomena observed. Luster: Vitreous (glassy), providing a bright and refined appearance. Cut & Shape: Step / Step cut, octagonal shape. The step cut emphasizes clarity and color consistency, giving the gemstone a classic and elegant look. Condition: Excellent condition. No visible chips, cracks, or surface damage; well-polished and suitable for fine jewelry use. Treatment: According to the laboratory report: “See comments”. Topaz is commonly heated or irradiated to improve or change its color. The authenticity of the color origin is currently undeterminable. Certification: Accompanied by an official ICA | GemLab gemological certificate Report No.: TH25G115842 Shipping: Secure, insured shipping with tracking. The gemstone will be carefully packaged to ensure safe delivery.