Romanov family sapphire to be auctioned by Sotheby's in Geneva
A 197.8-carat sapphire belonging to the Romanov royal family is going on auction in Geneva with an estimated value of up to $2.05 million.
A 197.8-carat sapphire belonging to the Romanov royal family is going on auction in Geneva with an estimated value of up to $2.05 million.