Lab also rolling out new comments clarifying impact of fluorescence.
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Miner benefited from a weak ruble and cost-cutting.
Christie’s saw “surging” demand for emeralds, rubies, sapphires and Paraiba tourmalines in 2025.
David Tse will lead the team to develop the brand’s identity.
Full-year sales for 2025 fell 24% to $29.6 million.
Revenue up 3% in first half.
Mayank Jain of DiaDNA explains the latest developments in stone authentication.
Like-for-like down 20% in second quarter.
A 10-year collaboration with Savannah College of Art and Design aims to foster the next generation of artisans and innovators.
Koin, TAGS postpone rough tenders in Emirati city.
Five workers trapped under a mudslide are believed to be dead.