De Beers 2025 Financial Results: $511M Loss Driven by Falling Diamond Prices and Stock Rebalancing Diamond miner De Beers reported a challenging 2025 financial year, posting an underlying loss before interest, taxes, depreciation, and amortisation (EBITDA) of $511 million, compared with a loss of $25 million in 2024. The decline was driven by a lower average rough price index and stock rebalancing initiatives. Production and Sales Rough diamond production fell 12% to 21.7 million carats
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