Closing its latest sale in Antwerp yesterday, Grib Diamonds reported selling 560,000 carats of complete mine production from the Grib Diamond Mine, for a total of US$73m. The average price was US$130/ct, up a whopping 35% compared to the recent sales results of the same production by Stargems in Dubai, which achieved US$94/ct just two weeks ago.
Grib stated to be pleased with the support of over 300 customers present in the auction, with a record demand of 174 companies placing competitive bids. There were 47 winners and a total of 4,870 bids added.
According to the Grib Diamonds Index, prices increased steeply, over 50% (anchored to September 2021), and some lots had nearly 200 live bids in certain rounds.