Daria-i-Noor ruling Qajar dynasty of Iran, the Daria-i-Noor entered the Qajar treasury. During this time, Naser al-Din Shah Qajar was said to be very fond of the diamond, often wearing it as an armband, aigrette, or a brooch and maintenance of the diamond was an honor bestowed upon higher ranking individuals. The diamond currently resides with the National Jewels of Iran. In 1965, a Canadian team conducting research on the Iranian Crown Jewels concluded that the Daria-i-Noor may well have been part of a large pink diamond that had been studded in the throne of the Mughal emperor Shah Jahan, and
Crown Jewels of the United Kingdom on three consort crowns. A small number of historical objects at the Tower are either empty or set with glass and crystals. At a coronation the monarch is anointed using holy oil poured from an ampulla into the spoon, invested with robes and ornaments, and crowned with St Edward's Crown. Afterwards, it is exchanged for the lighter Imperial State Crown, which is also usually worn at State Openings of Parliament. Wives of kings are invested with a plainer set of regalia, and since 1831 a new crown has been made specially for each queen consort. Also regarded as Crown Jewels