沒有保留價 - 1 pcs 藍色 藍寶石 - 3.20 ct - 國際寶石學院（International Gemological Institute (IGI)）

华丽的3.20克拉天然蓝宝石 - IGE证书
拍卖中是一枚深邃蓝色的天然蓝宝石，克拉重量丰厚，净度极佳，石色充满典型的泰国沉积矿物魅力，饱和度强，表面呈玻璃般光泽。
技术细节（取自 IGE 证书 D-61272）：
• Specie: 天然刚玉
• Varietà: 蓝宝石
• 重量: 3.20 ct
• Cut: 梨形，混合切割（Pear mixed cut）
• 尺寸: 10.99 x 9.07 x 4.07 mm
• 颜色: 蓝色（高饱和度）
• 透明度: 透明
• 原产地: 泰国（根据宝石学特征）
处理与备注：
• 处理: 证书中标注为 H (TE)。这表示石料经过传统加热处理，这在贵金属市场中是一种标准且广泛接受的做法，可改善颜色稳定性与纯净度。
• 证书: 随附西班牙宝石学院（IGE）于 2025 年 11 月 19 日出具的正式报告。
专家评估：
石头具有可见的内部颜色分区（颜色带），这是天然蓝宝石的典型特征，证明其来源。其尺寸丰富（视觉长度超过 11 mm），非常适合制作高端珠宝吊坠或极具视觉冲击力的鸡尾酒戒指。

Stunning 3.20 ct Natural Blue Sapphire - IGE Certified
Up for auction is a magnificent natural sapphire with a deep blue color, characterized by a generous carat weight and excellent clarity. The stone exhibits the typical charm of Thai deposits, with strong saturation and a vitreous luster.
Technical Details (from IGE Certificate D-61272):
•⁠ ⁠Species: Natural Corundum
•⁠ ⁠Variety: Sapphire
•⁠ ⁠Weight: 3.20 ct
•⁠ ⁠Cut: Pear, mixed (Pear mixed cut)
•⁠ ⁠Dimensions: 10.99 x 9.07 x 4.07 mm
•⁠ ⁠Color: Blue (Intense Saturation)
•⁠ ⁠Transparency: Transparent
•⁠ ⁠Origin: Thailand (according to gemological characteristics)
Treatments and Notes:
•⁠ ⁠Treatment: Indicated as H (TE) in the certificate. This indicates that the stone has been subjected to traditional heating, a standard and widely accepted practice in the precious metal market to improve color stability and clarity.
•⁠ ⁠Certification: Accompanied by an official report from the Spanish Gemological Institute (IGE) dated November 19, 2025.
Expert's Evaluation:
The stone displays visible internal color zoning (growth bands), typical of natural sapphires, which authenticates its origin. Its generous dimensions (over 11 mm in visual length) make it ideal for creating a high-end jewelry pendant or a striking cocktail ring.