Also known as Carbonados, natural black diamonds are only found in the Central African Republic and Brazil. Diamonds predate the dinosaurs, and some black diamond deposits are over three billion years old. Black diamonds are believed to stimulate passion and power. It has been said that the black diamond helps the wearer to create their own future and to help gain achievements. This premium gemstone is powerful and reliable.Black diamonds are different from other diamonds in that they are more porous and have high luminescence. These diamonds are the rarest and most difficult to cut because they can have a pitted surface.