Rarity: If you had one thousand piles of diamonds and one thousand diamonds in each pile, only one of those diamonds would be a 1-carat diamond. It would take 5 times that quantity to find a 2 carat stone. DeBeers, the world’s diamond supplier, has no answer to the question how many stones have to [...]
Just like diamonds, pearls also have some essential characteristics in order to differentiate high quality pearls from the rest. GIA introduces these seven factors that help evaluate the quality and beauty of a pearl. Size In this case size does matter. The size of pearls is measured in millimeters. The bigger the pearl, the better. [...]
