The world’s most expensive substances command their prices for very different reasons. Some, like rare gemstones, are ...

Discover the top 5 rarest diamonds in the world. Learn what makes these gemstones so unique, valuable, and extraordinary, ...

Across the hills of Kenya and Tanzania, two gemstones capture the continent’s natural brilliance and enduring mystique: Tanzanite and Tsavorite. Both discovered within a few years of each other in the ...

Mariah Carey wore a pair of necklaces worth approximately $400,000. The jewelry featured gemstones from six different countries. Carey apparently considered the necklaces a "fresh take on luxury to ...