Cognac diamonds are a type of dark brown champagne diamond formed from hydrogen or nitrogen combining with carbon atoms. The Argyle diamond mine in Australia produces many cognac diamonds, which are the highest ranked type of champagne diamond. They are versatile and can be set in various metals, making them suitable for men’s jewelry. The Earth Star diamond, a famous cognac diamond, is the third-largest brown diamond in the world.
A cognac diamond is a type of dark brown champagne diamond. Champagne diamonds naturally contain shades of pink, gold, brown, or red. Cognac diamonds get their rich brown color from hydrogen or nitrogen combining with carbon atoms as the stone forms in the ground.
The Argyle diamond mine in northwestern Australia produces a large number of colored diamonds, including cognac diamonds. A color scale created by the mine is used to evaluate champagne diamonds. Cognac diamonds receive a grade of C7 on the color scale, making them the highest ranked type of champagne diamond.
Colored diamonds need a lot of heat to form. The Argyle Diamond Mine is located in a volcanic pipe, making it a prime area to discover various shades of diamonds. Most of the colored diamonds discovered at the mine fall into the dark champagne or cognac color category.
Rings, necklaces and bracelets containing cognac diamonds match almost any fashion style. They can be set in silver, white gold, or any shade of yellow gold. The rich, warm color of the diamond gives the stone a lot of versatility.
The dark brown color of cognac diamonds make the stone a good choice for men’s jewelry. Men’s cufflinks and rings containing cognac diamonds can be found in many high-end jewelry stores. These diamonds can be an acquired taste, and not all consumers can appreciate the beauty of these diamonds. When the fashion industry is not promoting these diamonds, buyers can find some reasonable deals on these unique gemstones.
One of the most famous diamonds in the world is a cognac diamond. In 1967, the Earth Star diamond was discovered in South Africa at the DeBeers Jagersfontein mine. This 111.59-carat diamond is pear-shaped. As of 2011, the Earth Star was considered the third largest brown diamond in the world.
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