Program aims to educate young consumers about mined stones’ positive qualities.
Revenue down 45% year on year in third quarter.
Stone is fourth over 100 carats from Lesotho mine this year.
Stone is only second over 100 carats miner has unearthed this year.
Former operations head took over as interim CEO following Stephen Wetherall’s departure.
Slowdown in demand also impacted average price, according to miner.
Lower average price and faltering demand lead to 28% drop.
Stone is second over 100 carats from Letšeng this year.
Miner sells seven diamonds for more than $1 million each, compared to nine a year ago.
High inflation, increased diesel prices and electricity interruptions resulted in 26% drop.
Stone is miner’s first 100-carat-plus discovery this year.