This document lists 9 famous diamonds: the Wittelsbach Diamond, Steinmetz Pink Diamond, Moussaieff Red Diamond, Hope Diamond, Heart of Eternity Diamond, Cullinan Diamond, Koh-I-Noor Diamond, De Beers Centenary Diamond, and Allnatt Diamond. These diamonds are among the most famous and valuable diamonds in the world due to their large size, unique colors, or historical significance.