De Beers' Rough Diamond Sales Decline Again
How Sightholders Take Care of Business – A Market Report
De Beers Posts Lowest Profit Since End of Diamond Monopoly - Bloomberg
Does De Beers have a monopoly on the diamond industry? How is this legal, and why has this company not been broken up by antitrust suits? - Quora
Diamond Sales Down 33% in De Beers' Latest Cycle
The Four Cs – De Beers Group
De Beers Production Declines 23 Percent in Q3
De Beers Posts Rough Sales Of $495 Million at Second Sight
De Beers Cuts Clients, Keeps More Goods in Africa
De Beers Extends Sightholder Contracts Amid an “Uncertain External Environment” - Israeli Diamond Industry
Recovering Demand in China Boosts De Beers' Sales
The Industry's Russia Crisis: The Importance of Alrosa - Rapaport
The Global Diamond Industry: Portrait of growth