The company, which operates the Liqhobong diamond mine in Lesotho, said it recovered 224,947 carats in the three months through December, down from 240,733 carats in the first quarter.
The party is using an anti-corruption, jobs creation and state control of the economy platform to challenge the governing African National Congress (ANC) in the upcoming election.
Executives, investors and government officials met in Cape Town at the African Mining Indaba, the continent’s biggest gathering of one of its most essential industries.