An 11.15 carat pink diamond has sold for $58 million in Hong Kong by auction house Sotheby’s! Known as the “Williamson Pink Star”, it is one of the purest, pinkest diamonds in existence. #WilliamsonPinkStar #Sothebys #HongKong #PinkDiamond https://www.cnn.com/style/article/pink-diamond-record-sothebys-trnd/index.html