GoogleOppenheimer Blue ($57.5 million): Blue diamonds are arguably the rarest diamonds on the planet, and this blue diamond is the most valuable of them all. GoogleThe De Beers Cullinan Blue diamond ($57.4 million): This blue diamond stands as one of the most expensive blue diamonds ever sold. It was discovered by Petra Diamonds in April 2021 at its Cullinan mine in South Africa. GoogleWilliamson Pink Star Diamond ($50 million): This diamond shares a lot of similarities with the aforementioned pink diamond. The Williamson pink star weighs 11.15 karat, about 5 times smaller than the Steinmetz Pink, yet only about 1.5 times smaller in price.

Source: The Star October 13, 2022 13:56 UTC