De Beers has recorded the lowest rough diamond sales in two years, with the company’s CEO Al Cook attributing the poor sales to macroeconomic challenges.The Anglo-American company says it sold US$80m worth of rough diamonds for circle 9, which covers the period 4 October to 3 November 2023.In cycle 8, from 18 September to 3 October 2023, the rough diamond sales were US$200m, while in cycle 7, between 14 and 29 August 2023, the sales