De Beers – Gemma News Service
Diamonds aren't forever? Coloured stones come into favour
De beers insight report 2014 by Bharat Diamond Bourse Members
De Beers Sightholder Sales South Africa unveils its new sorting
DeBeers Diamond Dilemma McAdams, PDF, Diamond
The De Beers-Botswana Divide - Rapaport
Deconstructing De Beers' $540 Million Sales Cycle
De Beers Sightholder Sales South Africa unveils new Joburg sorting
De Beers Coralynne & Associates' Press Office
Global Diamond Report 2013: Journey through the Value Chain
De Beers opens Johannesburg diamond sorting facility
End of era as HOH closes doors - DFA
Diamond World (DW) March - April 2020