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
State Crown of George I Art. It is part of the Royal Collection and has been on public display in the Martin Tower at the Tower of London since 1996. State Crown of George I The State Crown of George I is the imperial and state crown manufactured in 1714 for King George I. It was modified and used by subsequent monarchs until 1838. The empty gold frame and its 'aquamarine' monde which dates from the reign of King James II are both part of the Crown Jewels of the United Kingdom. They are on public display in the Martin Tower at the Tower of