So he asked for proof that it was the Hope Diamond and when he saw for himself, he realized it had to be. Also, because it is so hard, a tungsten ring almost never needs to be polished. Here is a good page to view the different styles available in a tungsten ring.
Explanation of Cut, Color and Clarity of This Diamond
Cut Quality Proportions of the premium cut diamonds are very close to ideal cut. Premium cut diamond may be close to the ideal cut proportions and look just identical. By all means such diamonds are considered well cut. In fact, many consumers cannot distinguish between the ideal cut diamond and the premium cut. Appearance of diamond is very subjective and cannot be fully evaluated just by their proportions along.
Color Diamonds of E color are virtually colorless. Only less than 0.7% of natural diamonds have this color. Diamonds of this color grade will appear colorless even when observed face down against a flat white background.
Clarity The stones of SI2 clarity have inclusions which are fairly easy to see under a loupe with 10X power magnification. Such inclusions may be visible to an unaided eye depending on their location. SI2 clarity diamonds of G or H color look nearly perfect when mounted. For those looking for near perfection these sure come close.