Gem Diamonds Cuts Costs and Operations at Letšeng Mine After Share Price Plunge Gem Diamonds, listed on the London Stock Exchange, saw its share price plummet by over 22% on July 23 following the announcement of significant operational cutbacks at its flagship Letšeng mine in Lesotho. The move comes in response to continued weakness in global diamond prices, a soft US dollar, and uncertainty surrounding US tariffs. In a statement to shareholders, the company said,
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