insider.si.edu

Bombarded with ultraviolet light, the blue Hope Diamond glows red

Some research is best done behind heavy, locked doors. When geologist Jeffrey Post recently embarked on an experiment involving the Hope Diamond, at 45.52 carats, the world’s largest deep-blue diamond ...
Smithsonian Magazine

How a Smithsonian Curator Discovered the Hope Diamond’s Many Secrets

Beth Py-Lieberman | Author, The Object at Hand: Intriguing and Inspiring Stories from the Smithsonian Collections Evalyn Walsh McLean knew how to throw a party. Every A-list ambassador, dignitary, ...
CNN

Botswana unveils blue diamond to rival the Hope Diamond

Botswana has unveiled a blue diamond whose value could outstrip that of the storied Hope Diamond: the 20.46-carat, close-to-flawless Okavango Blue. The diamond was presented in Gaborone, Botswana by ...
Boston Herald

‘Mellon Blue’ diamond sells for $26.6 million at Swiss auction

GENEVA (AP) — A blue diamond weighing nearly 10 carats has sold at auction in Switzerland for 20.5 million Swiss francs ($26.6 million) including fees. Israel’s military tells residents across ...
The New York Times

Why Buyers Are Spending Millions on Colored Diamonds

Is the global turmoil driving sales of portable assets? Or is it just a love of rare jewels? By Jill Newman Alisa Moussaieff was in her London office on May 14, having lunch and bidding over the phone ...