De Beers - Wikipedia
De Beers' rough diamond sales value falls - Mining Technology
Exclusive: Botswana plans extra diamond sales route after De Beers deal
De Beers' Diamond Insight Report 2022 highlights key trends shaping the future of the diamond industry
De Beers and The Chinese Market, PDF, Diamond
De Beers Rolls Out with Lightbox Jewelry Featuring Lab Grown Diamond – FIRE & BRILLIANCE
De Beers declining market share over time.
Tracr opens to diamond industry – De Beers Group
Turning Diamonds Into a Commodity to Be Traded - The New York Times