Carlomaria Grassi || The Royal Blue Diamond Reported to be Worth $9.8 Million | Naturally Colored

This magnificent, 10.06-carat Natural Fancy Blue diamond is one of the world's rarest and most extraordinary natural gemstones. Aptly named The Royal Blue, this stunning, radiant-cut jewel is the color of the clear blue sky, and is certified by the Gemological Institute of America (GIA) as being a Natural Fancy Blue diamond with almost flawless VVS1 clarity. It is also certified as being a rare Type IIb diamond. This means that it contains no nitrogen, and therefore displays outstanding brilliance. The result is a highly important stone of monumental size, significance and beauty ...  The Royal Blue Diamond Reported to be Worth $9.8 Million | Naturally Colored