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Lab grown gemstones are to be banned from all trade shows run by the American Gem Trade Association (AGTA). The Dallas-based not‐for‐profit association says exhibitors...

An underground auction of vintage watches, held in a Geneva wine cellar, raised $1.3m, almost double its pre-sale high estimate. Sotheby's offered 24 avant garde...

De Beers today (17 April) reported $445m of rough sales (provisional figure) during its third cycle of the year, a very slight increase on...

Luxury watchmaker Jacob & Co has announced three new editions of its famous Billionaire III watch. The bracelet of the Rainbow is fashioned from 580...

Stargems has acquired Petra's mothballed Koffiefontein mine, in South Africa, for a "nominal cash consideration". The loss-making deposit, which Petra bought from De Beers in...