Natural Spinel Gemstone – 4.27 Carats This stunning natural spinel showcases a vibrant pink hue in a precisely cut octagon shape. Weighing 4.27 carats and measuring 11.4 x 8.9 x 4.6 mm, this faceted gemstone displays excellent brilliance and color saturation. With slightly included clarity and no treatments applied, it represents an authentic, unenhanced specimen ideal for fine jewelry or serious collectors. Perfect for custom engagement rings, pendants, or investment-grade gemstone collections.