Where are diamonds mined?
83% of material is from Australia, Zaire, Botswana, and Russia. South Africa once #1 is now fifth. Australian Argyle mine produces almost 30 million carats per year and is the world largest diamond mine.

How can you tell where a diamond comes from?
Extremely difficult to identify the source of a rough stone and almost impossible to place a polised diamond. IT is a different story with a gemstone.  Example: Three phase inclusions only in Colombian emeralds.

What happens to diamonds after they are mined?
80% of the world’s production goes to a central selling organization in London, controlled by DeBeer’s, (it has been the hub for over 300 years)  where diamonds are sorted and sold to diamond cutters around the world.

Where are diamonds cut?
Four major diamond cutting centers: New York, Belgium, Israel (12,000 cutters), and in India (400,00 cutters). United States and Belgium specialize in cutting larger and finer quality diamonds.