Black diamond rings are beautiful to behold; even more so when they are combined with colorless diamonds, white sapphires, or any other precious gem that makes for a stunning contrast. Most diamond rings, necklaces, bracelets and pendants are treated by exposing them to high heat. A diamond that comes out of the ground that is naturally dark is rare and therefore more expensive. Color People are discovering (unlike how they felt years ago) that a black stone is a real diamond. Black are found mostly in Brazil and have been around for quite some time, although they recently are gaining in popularity as celebrities and others are finding them to be edgy and unique.

The darkness of black diamonds comes from tiny cracks throughout the stone that contain graphite or sulphides.

They are crystallized carbon, just like colorless diamonds. When you are choosing any of the large variety and sizes of black diamond rings that are available it is important to consider the same "4 C's" of diamond quality that you would consider when choosing any diamond. There is nothing wrong with doing this and a treated stone is often of a better. It could also be caused by changes that happen when a near-white diamond is subjected to very high temperatures.

They are color, clarity, carat, and cut.