![]() | In October 2009, William Lamb got a text message from a friend in South Africa: “Do you have $42 million—because you may need it by the end of the week.” “I knew straight away what it was for,” says the head of Lucara Diamond Corp. (LUC.t), recounting how he heard the tip that De Beers, his alma mater, planned to divest from a diamond project in Botswana. In the days that followed, Lamb and mining magnate Lukas Lundin laid the groundwork for what would become one of the most successful new diamond mines of this decade | ![]() |