Gemological Institute Of America
- All
- News
-
Largest Purple Star Sapphire Is Worth Rs 2,700 Crore, Weighs 3,563 Carats
A Purple Star Sapphire weighing 3,563 carats, which is claimed to be the world's biggest of its kind, was unveiled on Saturday in the Sri Lankan capital by the owners, who are ready to sell the precious stone estimated to be worth $300 million.
-
Burmese Ruby Sells for Record $30 Million at Auction
A 25.59 carat "pigeon blood" ruby sold for a world record $30.33 million at auction in Geneva Tuesday while a rare pink diamond believed to have once belonged to Napoleon's niece fetched $15.9 million, Sotheby's said.
-
Diamond fetches record 30 million dollars at Hong Kong auction
A 118.28-carat white diamond broke a world record today when it fetched more than $30 million at a Hong Kong auction.
-
Largest Purple Star Sapphire Is Worth Rs 2,700 Crore, Weighs 3,563 Carats
A Purple Star Sapphire weighing 3,563 carats, which is claimed to be the world's biggest of its kind, was unveiled on Saturday in the Sri Lankan capital by the owners, who are ready to sell the precious stone estimated to be worth $300 million.
-
Burmese Ruby Sells for Record $30 Million at Auction
A 25.59 carat "pigeon blood" ruby sold for a world record $30.33 million at auction in Geneva Tuesday while a rare pink diamond believed to have once belonged to Napoleon's niece fetched $15.9 million, Sotheby's said.
-
Diamond fetches record 30 million dollars at Hong Kong auction
A 118.28-carat white diamond broke a world record today when it fetched more than $30 million at a Hong Kong auction.
