Big Rough Diamond
Rough Diamond also Known as "Uncut Diamond" or "Raw Diamond". Rough Diamond is a Diamond that is not cut, Processed and Polished. Rough diamonds come in a vast variety of sizes, shapes and colors and each of these characteristics contributes to a stone’s rarity and thus its cost. The Sources Conflict Free Rough Diamonds are South Africa, Russia, and Australia.
The largest Black Rough Diamond Ever Found :: Sergio Sergio is the largest Black color Rough diamond ever Found. It's Weight is 3167 Carat. Sergio is found in State of Bahia in Brazil in 1895.