Petra DiamondsPETRA’S 20.08-CARAT BLUE DIAMOND COULD FETCH $15 MILLIONPetra Diamonds will hold a special tender in mid-November of the exceptional blue stone15.10.2019
Petra DiamondsPETRA SELLS RARE 20.08-CARAT BLUE DIAMOND FOR $15 MILLIONThe stone, uncovered at Cullinan, fetched $741,000 per carat24.11.2019
Petra DiamondsPETRA CLOSES CULLINAN FOR INSPECTION AS MINE WALL COLLAPSESA thunderstorm on October 26 had resulted in a "notable scaling of the sidewall"3.11.2019
Petra DiamondsTHAILAND: AIGS LAB WARNS OF FAKE GEMSTONE REPORTSThe lab issued a warning after identifying fake gemstone reports bearing the AIGS logo23.07.2018
Petra DiamondsBOTSWANA DIAMONDS TO DRILL “EXCITING NEW KIMBERLITE” IN SAThe miner says that sampling suggests "high-grade kimberlite pipes" in the area2.10.2017
Petra DiamondsPETRA RECOVERS TWO DIAMONDS, ONE LARGER THAN 100 CARATSPetra's Cullinan mine comes through with two impressive stones11.03.2019