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 are state swords, trumpets, ceremonial maces, church plate, historical regalia, banqueting plate, and royal christening fonts. When not in use the Jewels are on public display, mainly in the Jewel House, where they are seen by approximately 2.5 million visitors every year. The earliest known use of a crown in Britain was discovered by archaeologists in 1988 in Deal, Kent, and dates to between 200 and 150 BC. A sword, brooch, ceremonial shield, and decorated bronze crown with a single arch, which sat directly on the head of its wearer, were found inside the tomb of the Mill Hill Warrior.