A billion-year-old black diamond, believed to be the largest cut diamond on Earth, is going up for auction. There are competing theories about the origins of the gem, named The Enigma, including ...
It was the first time that the bracelets, made up of 112 old cut diamonds, had ever gone under the hammer. They sold for more than double than expected. "These bracelets travelled through time to ...
The historic piece, weighing approximately 300 carats and composed of around 500 old mine brilliant-cut diamonds, was showcased in Sotheby’s 'Royal and Noble' sale in Geneva. Once owned by high ...