Discover the riveting history of the Koh - i - Noor diamond , from its Indian origins to its place in the British Crown Jewels and the debate over its future. In this blog, you will discover everything you should know about the famous Kohinoor diamond , be it the Kohinoor diamond history, uncover how much it is worth today, or to find out exactly where it is located now. Amazing facts about India Of all the diamonds in the world, the story of the Kohinoor diamond is by far the most famous. A Golconda classified diamond , whose origins are lost in the midst of time, Kohinoor today occupies the pride of place on the British crown, tucked away in the Tower of London. This prized diamond in her long history has travelled all over the world and been possessed by many rulers. She is known to have travelled back and forth within India and between India, Persia ... There is no record of its original weight, but the earliest attested weight is 186 old carats (191 metric carats or 38.2 g). The first verifiable record of the diamond comes from a history by Muhammad Kazim Marvi of the 1740s invasion of Northern India by Afsharid Iran under Nader Shah.