The Florentine Diamond, long thought lost, has finally resurfaced. Turns out, the historic gem was never missing, but locked away in a bank vault in Canada since World War II, according to a November ...

There's a certain allure surrounding diamonds lost to history, if not only for their beauty and value, for the mystery and intrigue their disappearance stirred up, which is exactly what happened with ...

From the legendary Hope Diamond to a rainbow of colorful gemstones, a multigenerational bond between the Winston family and the Smithsonian transformed the museum’s world-renowned gem collection Emma ...

A Brief History of Diamond Rings How did the diamond ring become the symbol of love and matrimony? Rachelle Bergstein, author of "Brilliance and Fire: A Biography of Diamonds," joins WSJ's Shelby ...