brown diamonds were often used for industrial purposes; Zimnisky says that because the stones are so hard, diamonds can be used in mining and construction equipment. The color that used to ...

Diamonds are graded on a color scale from D (completely colorless) to Z (light yellow or brown). The less color a diamond has, the more valuable and desirable it is. Colorless diamonds allow more ...

One company in particular being Le Vian Corp. Eddie LeVian: We found these beautiful, natural fancy color brown diamonds that were coming out of the Argyle Mine of Australia that were quite ...

Holi, the festival of colors, celebrates unity and joy. Similarly, nature crafts its own colorful masterpieces—natural colored diamonds—over billions of years. These rare gems, varying from pinks to ...