Petra Diamonds has announced the recovery of a 39.34 carat Type IIb blue diamond “of exceptional quality in terms of both its colour and clarity” at its Cullinan mine in South Africa. The diamond will be sold via a special tender.   Credit: Petra   Last March, Petra sold a

Lucara keeps on shining: The miner announced it has unearthed an “unbroken Type IIa 378-carat gem quality top white diamond” from its Karowe mine in Botswana, IDEX Online reports.   Credit: Lucara   This is the second huge gem found in Karowe in the space of two weeks, following the

Mining giant De Beers has announced its fourth quarter performance, reporting a drop in output of 14% to 6.7 million carats, Rough & Polished reports. The main reason for the drop: “Planned reductions in response to the lower demand for rough diamonds caused by the Covid-19 pandemic and operational challenges