Gold ring, Au 375/1000 (9K yellow gold), mystic topaz, diamonds. Ring with a simple silhouette that showcases exclusive beauty of the gemstone. Gemstone characteristics: Type: Genuine, natural gemstone - mystic topaz. Country of origin: Sri Lanka. Carat weight: 3.03 ct. Cushion cut, faceted, dimensions 8x10 mm. Color: Rainbow. Clarity: VS. Luster: Excellent. Hardness: 8.0 Mohs. Specific gravity: 3.49 - 3.57. Refractive index: 1.606 - 1.644. Mystic topaz is created by special treatment of genuine, natural, colorless topaz - by plating a gemstone with microscopic layer of titanium. The plating process for titanium on topaz gemstones is protected by a strict patent protection, therefore there is a very limited amount of these beautiful gemstones available in the market. Diamonds are SI clarity, H-I color. 4 pcs diamonds with brilliant cut total carat weight ca. 0,028 ct. Ring band width ca. 1.6 mm.