reflecting a mix of blue and red. This interaction between light and the gemstone’s atomic structure is a fundamental aspect of why gemstones have their characteristic colors. Furthermore ...

The extremely rare, 10-carat Mediterranean Blue diamond could fetch a whopping $20 million at Sotheby's High Jewelry auction ...

The stone appears green or blue in daylight or fluorescent light. In incandescent ... mouth during a full moon. What color is my birthstone? Learn which gemstone represents each month and what ...

Natural colored diamonds come in a stunning spectrum, from soft pinks and brilliant yellows to enchanting blues and fiery oranges. The color of a diamond tells the story of its formation, and each ...

Light enters a faceted gemstone from all sides ... actually contains all of the rainbow's colors. Each color - red, orange, yellow, green, blue, and violet - bends and reflects inside the diamond ...