Blue Diamond, 15.1 ct Faceted Emerald Cut from South Africa
Photo by Sotheby's
Article: The World’s Largest Fancy Vivid Blue Diamond Expected to Auction for $48 Million
| Gemstone | Diamond |
| Natural or man made | Natural |
| Origin | South Africa |
| Carat Weight | 15.1 |
| Gem State | Faceted |
| Color | Blue |
| Transparency | Transparent |