Natural Yellow Sapphire 4.97 Carat – Pukhraj Gemstone The Natural Yellow Sapphire 4.97 Carat, popularly known as Pukhraj, is a precious gemstone admired for its yellow colour, durability, and timeless appeal. Available at RR Gems & Jewels, this gemstone features a cushion mixed cut that combines the elegance of a cushion shape with a distinctive faceted finish. About Natural Yellow Sapphire Yellow sapphire is a precious variety of corundum, valued for its attractive yellow shades and suitability for fine jewellery. With a hardness of 9 on the Mohs scale, it is one of the hardest natural gemstones and is suitable for rings, pendants, and other jewellery when securely set and properly cared for. Natural gemstones can contain internal inclusions that contribute to their individual appearance. Each stone may vary in colour, clarity, and overall character.