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
Jewels of the Nizams with enameling, the jewels are set with Colombian emeralds, 99% diamonds from the Kollur Diamond Mine in Guntur district and diamond mine in Krishna district (Andhra Rayalaseema Diamond mines group, Burmese rubies and spinels, and pearls from Basra and the Gulf of Mannar. There are 173 jewels, which includes emeralds weighing nearly , and pearls exceeding 40,000 chows. The collection includes gemstones, turban ornaments, necklaces and pendants, belts and buckles, earrings, armbands, bangles and bracelets, anklets, cufflinks and buttons, watch chains, and rings, toe rings, and nose rings. Among them is the seven-stringed Basrah pearl necklace, known as Satlada, which