In 1930, the Nassak Diamond had a somewhat elongated triangle form with rounded corners. The depth of one side of the triangle was thicker than the other. The diamond was "without flaw, unusually brilliant, and so cut as to well display its clear, crystal brilliancy." While on exhibit at the 1933 World's Fair in Chicago, Illinois, the "Official guide book of the fair, 1933" described the diamond as a flawless, blue-