This fine cushion-cut tourmaline from Nuristan Province, Afghanistan, displays an attractive blue-to-green color that shifts gently across the stone, adding depth and visual interest. The precision cushion cut enhances brilliance and symmetry, allowing light to move smoothly through the gemstone and emphasizing its lively color play. With slightly included clarity, the internal features remain natural and unobtrusive, preserving the stone’s overall transparency and elegance. Untreated and well-proportioned, this 4.35 ct tourmaline offers a refined balance of color, clarity, and cutting quality.