The "Frontline" program recounted how the South African diamond cartel conspired with advertisers to maintain high prices by creating the illusion that diamonds were rare.

We will also examine the artificial rarity created by the diamond cartel, De Beers, and briefly discuss the properties of these gems.

International De Beers Consolidated, the secretive diamond cartel, is suffering its worst swoon in a decade.

The body the South African diamond cartel uses to sell its diamonds.

The famous South African diamond cartel.

Page A1 Moscow will sell its uncut diamonds through the international diamond cartel controlled by De Beers of South Africa.

If you believe that diamonds are rare, romantic or forever, you have very likely been dazzled by the international diamond cartel.

Ayer represents De Beers Consolidated Mines Ltd., the huge diamond cartel in South Africa.

A diamond cartel is forever.

Diamond industry analysts said that the departure of Argyle from the diamond cartel would be a significant blow to De Beers, but probably one it could handle.