The iconic diamond miner's potential sale price reflects a brutal downturn in rough diamond markets and a dramatic strategic pivot by its parent company. To put that number in perspective: Anglo American rejected a $50 billion takeover bid from BHP in 2024. A $1 billion sale price would represent a steep discount even to that already-reduced figure, roughly 43 cents on the dollar. How the diamond market lost its shineThe rough diamond market has been in a prolonged slump. What this means for investorsFor Anglo American shareholders, this sale is less about the price De Beers fetches and more about what Anglo does with the proceeds and the simplified portfolio.