Jewelry designer Nina Runsdorf was at a trade show in the early 2000s when a “large brown rock” the size of a pebble caught ...

Diamonds, formed deep within the Earth’s mantle, can encapsulate surrounding minerals and fluids as they grow. These inclusions, preserved as the diamond ascends to the surface, offer valuable ...

If a lab-grown diamond lasts as long as a traditional, mined diamond and delivers just as much sparkle, then you can save ...