De Beers Cuts Marine Mining, Namibia’s Diamond Output Drops 5%
De Beers Scales Back Namibian Marine Diamond Mining, Q2 Output Falls 5% Amid Fleet Changes De Beers has reported a 5% year-on-year decline in Namibian rough diamond production for the second quarter of 2025, citing planned reductions in offshore mining by Debmarine Namibia. The production drop follows the retirement of the Coral Sea vessel and the suspension of operations on the Grand Banks—both key assets in Namibia’s marine diamond fleet. While the Coral Sea has
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