This AAAA-certified and appraised tanzanite graces your gemstone collection as it is one of the ten rarest precious gemstones. This AAAA-grade gemstone possesses pleochroic properties as it radiates violet-blue hues with flashes of red when exposed to light from different angles. This single-mined precious stone has fluorescent light emphasizing its brilliance. The depth of its beauty is signified by the fine-oval shape, as it is tedious to shape this gemstone. This gemstone offers fine cut, clarity, defined structure, and balanced composition. The hardness and toughness make it suitable for daily wear. The high refractive index of the gemstone results in refined luster. AAAA grade is the highest quality gemstone grade; less than 1% of gemstone makes this quality. This tanzanite gemstone holds 2.50 ctw with a 10x8mm oval size. This violet gemstone is ideal for designing engagement rings, solitaire tanzanite, or cocktail rings.