Sri Lanka, Burma, Thailand, and Australia are top-notch sources of unrivaled excellent Pukhraj stones as yellow sapphires of those origins are lush yellow in color with small inclusions and coloration zoning. Ceylon yellow sapphire and Burma Yellow sapphire are the most in-demand during the international markets. Carat Fat: Yellow sapphires, https://socialistener.com/story3105354/ceylon-yellow-sapphire-for-dummies