Gold ring, Au 375/1000 (9K yellow gold). With genuine, natural gemstones - mystic topaz, diamonds. Classy ring for exclusivity loving women. Topaz is a gentle, leveling gemstone talented by empathy, that can focus energy where it is needed most. Gemstone characteristics: Type: Natural gemstone - mystic topaz. Country of origin: Sri Lanka. Carat weight: 3.92 ct. Oval cut, faceted, dimensions 9x11 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. 2 pcs of diamonds with brilliant cut, total carat weight ca. 0.014 ct. Manual sorting grade. Commercial certificate. Jewel is inspected and hallmarked by State Assay Office (official state authority). Width of the band ca. 1.5 mm.