Which are the Top 10 diamond-producing countries today?

India

South Africa

Canada Australia Namibia Angola Russia Central African Republic Guinea Congo
"The world's top 10 rough diamond producers in 1999: Botswana, Russia, South Africa, Angola, Namibia, Canada, Democratic Republic of the Congo, Australia, Venezuela and Sierra Leone."

Source: http://www.cnn.com/SPECIALS/2000/yourbusiness/stories/diamonds/index.html