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 was part of a rough diamond weighing found in South Africa in 1905 and was named after the chairman of the mining company, Thomas Cullinan. The gold clasps holding it can be opened and the stone removed to be worn as a pendant hanging from Cullinan II, which is set in the Imperial State Crown, to form a brooch – Queen Mary, wife of George V, often wore it like this. Above the pear-shaped diamond is the amethyst surmounted by a cross pattée encrusted with an emerald and small diamonds. The Sovereign's Sceptre with Dove, which also has been known