21.36 carats Natural Blue Topaz | Cushion – 13.1 × 18.9mmA luminous blue topaz presenting a fresh sky blue tone with exceptional transparency. The color appears bright and evenly distributed, offering clarity without heaviness. Cut in an elongated cushion shape, the faceting allows light to travel fluidly across the surface. The extended proportions enhance brilliance while maintaining soft, balanced edges. At 21. 36 carats and nearly 19mm in length, this gemstone offers strong visual presence with refined