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 ...
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.
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 ...
The Swiss Gemmological Institute (SSEF) has warned the gemstone trade that some emeralds are being re-filled after laboratory testing and sold with outdated reports that misrepresent their treatment s ...
