To mark its 50th anniversary at the Smithsonian’s National Museum of Natural History, the renowned Hope Diamond is displayed for the first time as a stand-alone gem, with no setting at all. Although ...

We caught up with Dr. Jeffrey Post to hear the story of this infamous blue diamond, see what makes the National Gem and Mineral Collection so special and learn about the countless things minerology ...

The Hope Diamond, the world’s most famous diamond, began another chapter in its already illustrious history. For the first time the diamond is on display at the Smithsonian’s National Museum of ...

Where it was found: It was long believed that the diamond was extracted from the Kollur Mine in Guntur, India. However, new evidence has revealed that it, along with other Golconda diamonds, may have ...

WASHINGTON — The Hope Diamond is going bare to celebrate a half-century at the Smithsonian. The mysterious blue gem was donated to the National Museum of Natural History more than 50 years ago and the ...

As TODAY’s series “Mr. Smith Goes to the Smithsonian” continues, NBC’s Harry Smith reveals the surprising story behind a piece of mail held at the Smithsonian National Postal Museum: It’s the box in ...

Diamonds in America are associated with the heat of romance, but the famed and feared Hope Diamond feels cool, almost chilly as it draws warmth away from the palm of the hand. Museum security guards ...

The Winston Red Diamond will be unveiled April 1, along with the Winston Fancy Color Diamond Collection. The diamonds have been donated by Ronald Winston, son of well-known jeweler and gem collector ...

Several months ago, the Hope Diamond was taken from the National Museum of Natural History for an overnight stay in the mineralogy lab. Chip Clark / NMNH, SI At first, Evalyn Walsh McLean, an heiress ...