Petra Diamonds fetches $15m for 425-carat legacy diamond
The exceptional D colour Type IIa gem was recovered in March from the company’s iconic Cullinan mine, the same that yielded the biggest diamond ever in 1905.
Gahcho Kué, the world's largest new diamond mine under development, is now 94% complete with first production planned for the second half of this year.
Moody's praises higher than expected valuation for the sale of the niobium, phosphate businesses and improving prospects for the global diamond market.