The global diamond certification body on Friday ordered a ban on trade in diamonds from eastern Zimbabwe over concerns about human rights violations.

After more than a month of speculation, the ”world’s largest diamond”, said to be twice the size of the famous Cullinan diamond, was on Friday denounced as a ”piece of plastic”…

The mystery gem discovered in the North West last week has been certified as a diamond, according to a report in the <i>Mining Weekly</i> on Thursday morning. According to the…

It was the kind of news item of which dreams are made. South Africa’s national radio led its 8pm bulletin with an announcement that the world’s biggest diamond had been…