The Lizzadro Museum of Lapidary Art in Oak Brook, Illinois, is exactly that kind of hidden treasure. If you’re wondering what ...

Explore the world's most dazzling gemstone destinations, from Myanmar's ruby valleys to Sri Lanka's sapphire-rich lands.

The Pittsburgh Pirates are going to make some trades at the deadline to acquire some young talent. Although they should be ...

Colored diamonds, particularly high-quality blues and pinks, have always commanded top dollar. But the recent action at the auctions and among high-end dealers indicates that — as often happens in ...