From sparkling multi-million-dollar diamonds to custom designs, here are the most expensive diamond rings in the world that redefines luxury.

A rare 10.03-carat blue diamond, known as "The Mediterranean Blue," is the centrepiece of Sotheby's latest exhibition in Abu Dhabi, showcasing a collection of exceptional diamonds valued at ...

Petra postponed the Cullinan tender, which was set to include around 200,000 carats, citing uncertainty triggered by the recent announcement of US import tariffs on non-industrial diamonds. The firm ...

The World's Rarest Diamonds" exhibition, featuring the stunning Mediterranean Blue, debuts in Abu Dhabi April 9-10.

Petra Diamonds, which has the world's third-largest resource of diamonds, said on Wednesday it had delayed the sale of gems ...

London-listed Petra Diamonds has postponed its tender five sales of about 200 000 ct of diamonds recovered at the Cullinan ...

Petra Diamonds has earned $103 million from 2025 sales so far, down from $138 million in the same period last year.

(Alliance News) - The following stocks are the leading risers and fallers among London Main Market small-caps on Wednesday.

(Reuters) - Petra Diamonds, which has the world's third-largest resource of diamonds, said on Wednesday it had delayed the ...

Petra Diamonds has postponed the sale of about 200,000 carats of diamonds produced from its Cullinan mine near Pretoria ...

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Partial Tender 5 sale results for Finsch and Williamson; Cullinan sales postponement. Petra announces partial Tender 5 ...