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2026-05-11All stories Headlines Search Latest

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Mining

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2026-05-11

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A faceted vivid-blue gemstone laid on a pale surface — illustrative imagery of the 41.82-carat Type IIb fancy blue diamond recovered at South Africa's Cullinan Mine and announced by Petra Diamonds on January 13, 2026, which the AIM-listed miner has now sold via competitive tender as disclosed in its Q3 FY 2026 results in early April 2026.

2026-05-1111 min read

Petra sells 41.82ct Cullinan Type IIb blue diamond via tender — Africa-shaped gem rated 'most important of the decade'

By Newsorga business desk