Most clear and colorless objects retard ... If you look closely at a faceted diamond, you can see that it soaks up white light and breaks it apart like a prism, dispersing it into a rainbow ...

The main one, Cullinan I, is still the largest polished white diamond in the world, weighing 530.20 carats and is positioned on top of the Sovereign’s Sceptre, while Cullinan II, which weighs ...

Unlike the clear diamonds of engagement rings, which are single crystals, black diamond consists of aggregations of individual crystals, which lend the gem its dark color. The largest diamond ever ...