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Lab Reports a Rise in Undisclosed Lab-Grown Colored Diamonds

Grading lab Gemological Science International (GSI) has seen an increase in undisclosed laboratory-grown brown, yellow, and pink diamonds infiltrating the natural diamond supply chain. The undisclosed synthetics are often sold mounted, mixed in with natural colored diamonds in jewelry, says Debbie Azar, cofounder and president of the New York City–based lab. She notes that “most […]

Former De Beers Exec François Delage Joins GIA Board 

He brings more than three decades of experience in global luxury, fashion, and jewelry retail. Carlsbad, Calif.—The Gemological Institute of America (GIA) has added François Delage to its board of governors.  Delage has more than three decades of experience in global luxury, fashion and jewelry retail.  Most recently, he was the CEO of high-end real […]

Another Big Year for De Beers

De Beers Group was in the news this week. 85% shareholder Anglo American published its fourth quarter and full year production report this week, which gave us a gentle reminder as to the declines experienced in the diamond market in 2023. Here are the key De Beers numbers: – Sales volume -19% to 27.4 million […]

The secret of encrypted messages in diamonds

Neither Louis Braille – who invented tactile writing for the blind in 1821 – nor Samuel Morse – who developed Morse code in the 1930s – could have imagined that their avant-garde idea would one day be used to write messages in diamonds. However, that’s the brilliant idea of a group of designers spotted by […]

2023: New record year for LVMH

LVMH Moët Hennessy Louis Vuitton, the world’s leading luxury goods group, recorded revenue of €86.2 billion in 2023, equating to organic growth of 13% with respect to 2022.