What are Black Diamonds and Carbonados? - International Gem Society

Most black diamonds used in jewelry are enhanced, but natural black-colored diamonds do exist. Learn more about these as well as unusual carbonado diamonds.

What Are Black Diamonds and Carbonados? - RRP Diamond - RRP Diamonds

black diamonds, Carbonados (Black Diamonds) in its rough form before being cut.

Carbonado Diamond: A Review of Properties and Origin

Black Diamond Value, Price, and Jewelry Information - IGS

8 mm Black Diamond Beaded Designer Bracelet with Princess Diamond Clasp. AAA Certified! Ideal Gift for Birthday

Geologists Discover Origin of Earth's Mysterious Black Diamonds

Carbonado, KJD Wiki

Gemology 101: Black Diamonds - Yamron Jewelers

All About Natural Black Diamonds

All About Natural Black Diamonds

555.55-carat black diamond to land in Los Angeles - Los Angeles Times

Black Diamonds & Carbonados? - Gem Related Discussion - IGS Forums

All About Natural Black Diamonds

Black Diamonds & Carbonados? - Gem Related Discussion - IGS Forums