To mark the United States’ 250th anniversary, GIA has curated a collection of red, white and blue gemstones and pearls, highlighting their gemological characteristics, rarity and design applications.
De Beers and Sotheby’s will conclude their 2026 international high jewellery auction collaboration in New York following sales in Hong Kong and Geneva, featuring a curated selection of natural diamond ...
The Antwerp World Diamond Centre has completed the first international sale of fully traceable artisanal diamonds from the Democratic Republic of Congo under the OrigemA initiative, advancing responsi ...
GIA President and CEO Pritesh Patel will join a fireside chat at the 41st World Diamond Congress in Singapore on July 14, addressing provenance, research, education and institutional strategy.
Five Brazilian Paraíba tourmalines from a private collection realized a combined $ 3.4 million at Sotheby’s New York, with two stones significantly exceeding pre-sale estimates amid strong bidder inte ...
Yehuda has updated its AI-powered diamond detection technology to identify newer “stealth” CVD laboratory-grown diamonds, aiming to help jewellers and gemmological professionals address evolving scree ...
