7.03cts VVS African Champagne Zircon - (RCG18) This is a beautiful Chocolate Zircon from Tanzania. It has stunning fire and this colour is a vibrant orangy brown. Perfect for a gift or for jewelery. This gem has been heated, as 99% of Zircon is heated. This improves the colour of the gem and also improves the clarity. The natural color of zircon varies between colorless, yellow-golden, red, brown, blue, and green.