Iranian Crown Jewels spinels are the six surrounding the top of the mace, each weighing 40 carats (8 g). Malecka, A. "The Mystery of the Nur al-Ayn Diamond", in: Gems & Jewellery: The Gemmological Association of Great Britain vol. 23, no. 6, July 2014, pp. 20–22. https://issuu.com/jeweller/docs/jeweller_g_j__sept_2014_/58 Malecka, A. "Daryā-ye Nur: History and Myth of a Crown Jewel of Iran", Iranian Studies vol. 51 (2018), https://dx.doi.org/10.1080/00210862.2017.1362952 Meen, V.B, Tushingham, A.D. Crown jewels of Iran, Toronto 1968. Iranian Crown Jewels The Iranian National Jewels (), originally the Iranian Crown Jewels (), include elaborate crowns, thirty tiaras, and numerous aigrettes, a dozen bejeweled swords and
Crown Jewels of the United Kingdom for Victoria to wear on top of her widow's cap. She often wore it at State Openings of Parliament in place of the much heavier Imperial State Crown. After the queen's death in 1901, Queen Alexandra wore the crown, and it was also worn by Queen Mary. The Imperial Crown of India was created in 1911 when George V visited the Delhi Durbar with Queen Mary to be proclaimed (but not crowned) as Emperor of India. Since the British constitution prohibits the removal of Crown Jewels from the United Kingdom, a new crown had to be made for the event,