INSTOREMAG.COM7d
Joint Statement on Response to Color Instability in Some Sapphires And Rubies
(PRESS RELEASE) The World Jewellery Confederation (CIBJO), the American Gem Trade Association (AGTA) and the International ...
Jeweller Magazine6d
Fading colour gemstones causes jewellery industry concern
Three jewellery industry associations have released a joint statement expressing concern about the presence of irradiated rubies and sapphires in the global market.
IDEX Online8d
New Call for Full Disclosure on Ruby and Sapphire Treatment
The World Jewellery Confederation (CIBJO), the American Gem Trade Association (AGTA) and the International Colored Gemstone ...
Wall Street Journal4mon
World's Largest Sapphire Found in Sri Lanka
The world's largest blue sapphire corundum was found in Sri Lanka and weighed in at a hefty 42 kilograms. The company that owned the sapphire cut it into several chunks, including a 17 kilogram ...