Lab also rolling out new comments clarifying impact of fluorescence.
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What drove the diamond market in 2025? The latest issue digs into the numbers.
26-carat stone to carry $1.3 million high estimate at March 17 London sale.
New chief exec joined luxury watchmaker in 2018.
Tom Heap joins the auction house from Sotheby’s, where he oversaw sales as head of department.
Mining company is also collaborating with regional leadership on a training program for careers in the industry.
David Berdugo helps set up channel to support independent retailers.
Spending up 0.3% from January and 6% year on year.
Guidelines require producers to offer reasonable prices and assortments.
Third edition, which will take place from March 19 to 22, follows two previous iterations in Belgium and India.
Market Comment: March 12, 2026