Described as "the most famous diamond in the world", the 45.52ct deep-blue Hope Diamond, which was in Cartier's ownership in the early 1900s, is now on display at the Smithsonian Museum in Washington, DC.

Described as "the most famous diamond in the world", the 45.52ct deep-blue Hope Diamond, which was in Cartier's ownership in the early 1900s, is now on display at the Smithsonian Museum in Washington, DC.

Read more