The diamond was also part of the Mughal Peacock Throne. It was later acquired by Afghan Delhi Sultan Alauddin Khalji. Possibly mined in Kollur Mine, India, during the period of the Kakatiya dynasty, there is no record of its original weight – but the earliest well-attested weight is 186 old carats (191 metric carats or 38.2 g). 'Mountain of light'), also spelt Kohinoor and Koh-i-Nur, is one of the largest cut diamonds in the world, weighing 105.6 carats (21.12 g). The Koh-i-Noor ( / ˌ k oʊ ɪ ˈ n ʊər/ lit. Queen Elizabeth II in right of the Crown