The Logan Sapphire, one of the world’s largest faceted sapphires, calls the museum home. It weighs in at an astonishing 423.99 carats and displays a luxurious deep blue color and fabulous clarity.
The Logan Sapphire, one of the world’s largest faceted sapphires, calls the museum home. It weighs in at an astonishing 423.99 carats and displays a luxurious deep blue color and fabulous clarity.