3.95Ct Blue Andesine Round Cut 11mm Loose Gemstone

Loose 3.95 carat blue andesine gemstone in round cut measuring approximately 11mm. Features deep blue-green coloration with attractive flashes under lighting. Comes in original display case labeled “Blue Andesine.” Large size with eye-catching color and sparkle. Exact origin and any treatments are unknown, and no independent gemological testing has been performed by seller. Please review all photos carefully for condition, measurements, and details.