55ct. Ruby Fetches World-Record $35M June 11, 2023 Eternal Pink diamond sells for same price at high-value Sotheby’s auction. Auction
Gemfields Achieves Triple Record at Emerald Auction June 5, 2023 Sale fetches highest-ever revenue, average price and price per carat for a single lot. Colored Gemstones
Bulgari Blue Diamond Bears $25M Price Tag at Sotheby’s April 30, 2023 11.16-carat, fancy-vivid stone has remained in the same European collection since its debut in 1970. Polished
55ct. Ruby Could Fetch $30 Million at Sotheby’s April 9, 2023 Mozambique-mined Estrela de Fura may set new auction record. Colored Gemstones
Brands Still Have a Long Way to Go in Their Sustainability Quest April 3, 2023 Purpose and profit: The costs of not embracing ethical practices are rising. ESG
Gübelin Taps AI for Gemstone-Source Proof February 15, 2023 Gemtelligence analyzes emeralds, sapphires and rubies to determine origins and detect treatments. Colored Gemstones
New Initiative Tackles Colored-Gemstone Traceability February 12, 2023 AGTA partners with Colorado School of Mines to bring transparency to African gem operations. Social Responsibility
Gemfields’ 2022 Ruby Auctions Set Company Record December 25, 2022 Revenue up 13% year on year despite insurgency at Mozambique mine. Colored Gemstones
Sapphire on Fire August 28, 2022 Recent changes in supply and demand are transforming the sapphire… Colored Gemstones
Responsible rubies July 5, 2022 With demand for these seductive scarlet stones on the rise, jewelers are struggling to find sources that don’t raise ethical quandaries. Colored Gemstones
