RAPAPORT... Gem Diamonds’ revenue and earnings jumped last year as the sector bounced back from the Covid-19 downturn.Sales rose 6.5% to $201.9 million, the owner of the Letšeng mine in Lesotho said Thursday. Net profit attributable to shareholders increased 9% to $14.8 million.Prices have climbed steadily since the second half of 2020 as market sentiment improved and supply declined. The...
