The 45.52-carat Hope Diamond is displayed for the first time ever with no setting to mark the 50th anniversary of its acquisition, at the Smithsonian's National Museum of Natural History in Washington September 23, 2009. Reuters Pictures 2 months ago

The 45.52-carat Hope Diamond is displayed for the first time ever with no setting to mark the 50th anniversary of its acquisition, at the Smithsonian's National Museum of Natural History in Washington September 23, 2009.