The Pink Star, supposedly the largest internally flawless fancy pink vivid diamond that the Gemmological Institute of America has ever graded was sold for how much at Sotheby's in 2013? Answer here
The Pink Star, supposedly the largest internally flawless fancy pink vivid diamond that the Gemmological Institute of America has ever graded was sold for how much at Sotheby's in 2013? Answer here
How did jeweller Harry Winston send the Hope diamond to the Smithsonian Institute? Answer here