Explore the world of gemstone realism with The Blue Sapphire’s Radiance, an artwork focused on rich color depth, sharp facets ...

This video centers on a single visual trick demonstrated in the presence of Winston Churchill. The setup appears ...

This 146.10-carat peridot is in the collection of the Natural History Museum in London Peridot has always been associated with light. In fact, the Egyptians called it the “gem of the sun.” Some ...