World’s Largest Sapphire Cluster Worth $100 Mn Found in Sri Lanka
A massive sapphire cluster rock was discovered in Ratnapura, Sri Lanka, and is believed to be worth as much as $100 million in the international market. The person who identified himself as Gamage, a third-generation gem trader found the stone in his property while digging his backyard. The gemstone is believed to be 2.5 million carats which makes it the largest gemstone ever discovered.