De Beers U-turn on lab-grown diamonds divides industry
De Beers buffs its image, but not all see the sparkle - Aug. 25, 2000
AS BOTSWANA'S SALES AGREEMENT WITH DE BEERS SET TO EXPIRE
Diamonds: Nothing lasts forever
Botswana, De Beers strike new 10 year sales deal
Debswana's Rough Sales up 37% to $3.6bn
Bringing Clarity to the Diamond Trade by Pete Guest (Works That
Diamonds Are Forever in Botswana - The New York Times
AS BOTSWANA'S SALES AGREEMENT WITH DE BEERS SET TO