Anthony DeMarco

New Diamond-Tracking Platform Issues Origin Certificates

Authentia.io uses a tokenized system of tracing diamonds from mine to market.

Actress and singer Cynthia Erivo and Tiffany & Co. also honored at black-tie event in New York.

The group has started looking for a replacement.

David Bouffard has stepped down after two three-year terms.

Government's recent decision on terminology reignites long-standing debate in the country.

Designer pieces featuring colored gems do well at annual trade fair, as do contemporary bridal items.

Signed pieces and items by René Lalique were popular at the 70th annual art and antiques fair.

Stellar stateside stones: Colored diamonds came out on top at the December sales, while sapphires continued to draw collectors’ interest.

The combined company will have six salerooms and 18 regional offices in the US, with plans to expand internationally.

Statement diamond necklaces and big diamond earrings were the dominant theme, with pieces by Cartier, Bulgari and De Beers standing out.