Lucapa Diamond boosts Lulo mine resource by 35%

Decision was made to give more artisanal and small-scale miners (ASM) the opportunity to benefit from the program, which helps them trace route of their diamonds throughout the supply chain.

The 118.91-carat stone is the largest recovered at the site in the past two years.

Graff has now created a 302.37-ct square emerald cut diamond – the world’s largest of that particular cut.

The 28-carat diamond, named Argyle Octavia, will be auctioned in Antwerp, Belgium.

The underground extension of Aikhal will keep it in operations until 2044 and it's estimated to cost about $154 million.

The new deposit should compensate for the depleting stock of the Komsomolsky open-pit mine.

The find is the third Type II D-colour gem-quality diamond weighing more than 100 carats recovered since March and the fourth such rock discovered in the current financial year.

Botswana's state-run Okavango Diamond Company has unveiled what is believed to be the largest blue diamond ever discovered in the southern African country.

Rapaport says the model should guarantee that government diamond revenue provides vital infrastructure to the communities where the diamonds are found.