Smithsonian’s 75-Carat Hooker Emerald Was Once Mounted Into a Sultan’s Belt Buckle

One of the world’s most spectacular examples of May’s official birthstone is the 75.47-carat Hooker Emerald, an historic gem that was once mounted into the belt buckle of an Ottoman sultan. Today, it is beautifully displayed in a platinum brooch adorned with 109 brilliant-cut diamonds weighing approximately 13 carats. When Janet Annenberg Hooker donated the piece […]