Koh-i-Noor Koh-i-Noor The Koh-i-Noor (; ), also spelt Kohinoor and Koh-i-Nur, is one of the largest cut diamonds in the world, weighing , and part of the British Crown Jewels. The diamond was originally owned by the Kakatiya dynasty. Probably mined in Golconda, India, 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). Koh-i-Noor is Persian for "Mountain of Light"; it has been known by this name since the 18th century. It changed hands between various factions in modern-day India, Pakistan, Iran, and Afghanistan, until being ceded
Irish Crown Jewels Order. These were replaced in 1831 by new ones presented by William IV as part of a revision of the Order's structure, and containing 394 precious stones taken from the English Crown Jewels of Queen Charlotte and the Order of the Bath star of her husband George III. The jewels were assembled by Rundell & Bridge. On the badge of Saint Patrick's blue enamel, the green shamrock was of emeralds and the red Saint Patrick's Saltire of rubies; the motto of the Order was in pink diamonds and the encrustation was of Brazilian diamonds of the first water. Notices issued