The Regent Diamond has a rich history dating back to the early 18th century. This 140.64-carat diamond was once part of the French Crown Jewels and has adorned figures like Louis XV and Napoleon ...
These diamonds also tend to have a larger-than-life aura. The Hope Diamond, for example, is said to be cursed. So is the Regent Diamond, now in the collection at the Louvre. (That diamond is also ...