Koh-i-Noor: The History of the World's Most Infamous Diamond Koh-i-Noor: The History of the World's Most Infamous Diamond Koh-i-Noor: The History of the World's Most Infamous Diamond is a 2017 book on the Koh-i-Noor diamond written by William Dalrymple and Anita Anand. The gem is one of the largest cut diamonds in the world, weighing , and part of the British Crown Jewels. 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 to Queen Victoria after the British conquest of the Punjab in 1849.
State Crown of George I Art. It is part of the Royal Collection and has been on public display in the Martin Tower at the Tower of London since 1996. State Crown of George I The State Crown of George I is the imperial and state crown manufactured in 1714 for King George I. It was modified and used by subsequent monarchs until 1838. The empty gold frame and its 'aquamarine' monde which dates from the reign of King James II are both part of the Crown Jewels of the United Kingdom. They are on public display in the Martin Tower at the Tower of