· the world ’s largest blue star sapphire has been unearthed in a sri lankan mine, gem experts have claimed, according to the bbc. According to local media, the gem was discovered last august in ratnapura, a town in southern sri lanka known as the “city of gems. ” The guinness world records world record for the largest carved sapphire is a multi-coloured ( blue , gold, grey) polished rock that weighs 80,500 carats (16. 1 kg, 35. 49 lb). · it’s a 1,404. 49-carat blue star sapphire , the biggest such find ever made, anywhere in the world. As for the gem’s value, that’s a little trickier than simply weighing a stone, but experts consulted for a cnn piece about it have valued the gem at anywhere from $ 100 million to $175 million. Local gemologists say the gem is worth at least $100. The star of adam is an oval-shaped blue star sapphire , currently the largest sapphire in the world. [1][2][3] it weighs 1,404. 49 carats (280. 898 g; Star sapphires get their name from the six-pointed star-shaped reflection that appears on their surface when they are polished. · the world ’s biggest blue star sapphire – weighing in at 1,404. 49 carats – has been found in a mine in sri lanka. · the world’s biggest blue star sapphire — weighing in at 1,404. 49 carats, equivalent to about 280g — has been found in a mine in sri lanka. Gemologists in colombo say the gem is worth at least $ 100 million ,.
