The Lesedi diamond opened at $50 million and struggled from the start. Fifty-one million dollars, someone offered, and too long after that, $52 million. This was not the scenario that Lamb had imagined in his dreams.
Output rose 16% to 3.7 million carats, which puts Petra on track to hit its long term annual target of 5 million carats in 2018, a year earlier than planned.