When diamonds were a Jew's best friend, by Aspie Savant
Diamonds not Anglo's best friend - Mining Journal
Israel's diamond industry has a bloody history - The Jerusalem Post
Win-win': De Beers and Botswana ink new diamond deals stretching
1965 De Beers Diamonds Vintage Ad ever-growing love
Best friends? Anglo keeps De Beers' diamonds - Moneyweb
BCG Stole Patented Technology that Guarantees Authenticity and
De Beers goes into second-hand diamond market
De Beers Sells Twice as Many Diamonds as It Mines to Clear Stock