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.

Diamonds from Outer Space: Geologists Discover Origin of Earth's Mysterious Black Diamonds

Carbonado, KJD Wiki

What is a Black Diamonds? (Carbonado Diamonds) – Gemone Diamond

All About Natural Black Diamonds

15 Most Frequently Asked Questions about Black Diamonds - RRP Diamonds

Mystery black diamond called 'The Enigma' goes up for auction

Diamonds gallery: the most beautiful gems presented by Noble Gems International

All About Natural Black Diamonds

CARBONADO (black diamond) in - Sand, Shells and Stone

How to Identify a Black Diamond: 5 Easy At-Home Tests

What are Black Diamonds and Carbonados? - International Gem Society

Carbonado, KJD Wiki

18 Black Diamond Facts

Historical Reading List: Diamond and Carbonado from Brazil (Part 2)

PDF) Carbonado: Physical and chemical properties, a critical evaluation of proposed origins, and a revised genetic model

Natural Pear Black Diamond Engagement Ring Rose Gold Halo Diamond Ring

Black diamonds Price, Origin, Availability & much more

This huge black diamond just sold for £3.1 million. No one knows where it came from.

Black Diamond Crystal Rough – Burton's Gems and Opals

Discover the 3 types of Black Diamonds