“Queen of Asia,” Ratnapura, Sri Lanka, The royally massive gemstone tips the scales

“Queen of Asia,” Ratnapura, Sri Lanka,

The royally massive gemstone tips the scales at a staggering 683 pounds (310 kg)  and worth 392.52 carat.

The National Gem and Jewellery Authority, the state-run institute, certified the immensely valuable gem stone and plans are underway to sell it at an international market.

Gem expert Chamila Suranga said that the specialty of this gem is that the gem stone is comprised of aluminum oxide, titanium, iron, and nickel.