Queen of Asia (gem)

Queen of Asia is the world's largest natural corundum blue sapphire. It weighs 310 kg. It was found in Batugedara in the Ratnapura district, and it was revealed in December 2021. Estimated value is USD 100 million.

In May 2024, the gem was offered 250 million sterling pounds in offer, and was negotiating with the Sri Lankan owner.