Scenes of the 10-day-long funeral of the late Queen Elizabeth II have reignited discussions over the world's most expensive diamond known as the Kohinoor, which is placed on the Queen's Imperial State Crown. As millions of people watched the coffin of Queen Elizabeth II on a funeral day, decorated with her crown, scepter, and or, online people widely discussed the Kohinoor diamond, its history, and its relation to Britain's colonial ...