| Petra acquires trenchless tunneling company Zilper | ||
| October 3, 2022 | ||
| Another rare diamond found at Petra Diamonds' Cullinan Mine | ||
| September 9, 2014 | ||
| Another rare blue diamond found at South Africa's Cullinan Mine | ||
| June 17, 2014 | ||
| Rare 29.6 carat blue diamond found in South African mine | ||
| January 21, 2014 | ||
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