2020 October

The stone was only the eighth white diamond of comparable size and quality to sell at auction, according to Sotheby’s. Credit: Sotheby’s On Monday evening an exceptionally rare 102.39-carat diamond made auction history as the first gem of its quality to be sold without a reserve. With a live auction taking in online and phone

Dr. Gaetano Cavalieri has served for the past 19 years as president of CIBJO, the World Jewellery Confederation. Uniting national jewellery and gemstone associations from more than 40 countries, including Russia, and many of the industry’s major corporations and international associations, CIBJO is the industry’s oldest international organization, having been established in 1926. In 2006,

Diamond factories will remain open in Surat, India, over the Diwali, the Hindu festival of light, to fulfill export orders. – (IDEX Online) Manufacturers in the world’s cutting and polishing capital say they can’t afford to turn away business and take the traditional two-to-four-week break. An estimated 650,000 artisans will carry on working over the

Arkansas Diamond Find(The Arkansas Department of Parks, Heritage and Tourism)   A bank manager discovered a 9.07-carat diamond at a state park in southwestern Arkansas after thinking the precious gem was a piece of glass. Kevin Kinard of Maumelle found the second-largest diamond in the 48-year history of Crater of Diamonds State Park on Labor

Miners have seen “encouraging” signs of recovery in the diamond market as they resume rough sales following an extended period of weak demand. Mountain Province garnered $8.9 million from the sale of 210,661 carats from its Gahcho Kué mine in Canada, at an average price of $42 per carat, at its first tender since the

The emerald-cut, 28.86-carat diamond ring that garnered $2.1 million at Christie’s, marking a new record for the most expensive jewel sold in an online-only auction. (Image: Christie’s)   As the diamond industry begins its recovery from the initial impact of Covid-19, its once-lagging progress toward digital is being vastly accelerated. While this will not be

The International Standards Organization (ISO) has approved its first grading guidelines for polished diamonds in an effort to achieve consistency among laboratories. The new ISO 24106 specifies the terminology, classification and methods that labs should use when grading and describing loose stones, the World Jewellery Confederation (CIBJO) said recently. Implementing the instructions is voluntary, unless