De Beers celebrates the butterfly in its Portraits of Nature collection
All you need to know about De Beers Diamonds
De Beers buffs its image, but not all see the sparkle - Aug. 25, 2000
De Beers's Latest High-Jewelry Collection Combines Rough and Polished Diamonds - Galerie
De Beers - Wikipedia
The History of De Beers and Diamonds
Diamonds In the Mud - Vault City Brewing - Untappd
De Beers Makes Rare Acquisition by Buying Canadian Diamond Mine - Bloomberg
De Beers Finds a Diamond Within a Diamond – JCK