Program aims to educate young consumers about mined stones’ positive qualities.
Employees have suffered 50% pay cut, local union says.
Stuart Brown was also the CEO of Mountain Province and Firestone.
Diamond is fifth largest ever recovered from deposit.
Miner recovers 215-carat rough from Liqhobong deposit in Lesotho.
Executives are left frustrated as they try to tap into the full potential of their deposits along the lucrative Orange River.
Stone is third over 100 carats miner has found at deposit this year.
Diamond found in Lesotho mine is first over 100 carats this year.
Stone is fourth over 100 carats from Lesotho mine this year.
Revenue down 43% in third quarter.
Stone is only second over 100 carats miner has unearthed this year.