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
Imperial Crown of Russia ceremonial collar), the Crown of Monomakh, sceptre, and orb. Over the centuries, various Tsars had fashioned their own private crowns, modeled for the most part after the Crown of Monomakh, but these were for personal use and not for the coronation. In 1719, Tsar Peter I the Great founded the earliest version of what is now known as the Russian Federation's State Diamond Fund. Peter had visited other European nations, and introduced many innovations to Russia, one of which was the creation of a permanent fund (фонд) to house a collection of jewels which belonged not to the Romanov family,