Koh-i-Noor Timeline

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  • 1100 - 1300
    Possible period in which the Koh-i-Noor diamond was discovered in the Golconda mines in India.
  • 1526
    Likely the first written reference to the Koh-i-Noor diamond in the memoirs of the Mughal emperor Babur.
  • 1526
    An alternative theory suggests this date as when the Raja of Gwalior gave the Mughal emperors the Koh-i-Noor diamond.
  • c. 1650
    An alternative theory that the Mughal emprors acquired the Koh-i-Noor diamond from the Kollur mines of the Krishna River.
  • 1739
    The Persian leader Nader Shah acquires the Koh-i-Noor diamond after victory over the Mughal Empire and the capture of Delhi.
  • 1747
    Ahmad Shah, founder of the Durani Dynasty of rulers in Afghanistan, acquires the Koh-i-Noor diamond.
  • 1813
    Maharaja Ranjit Singh, ruler of the Punjab, acquires the Koh-i-Noor diamond.
  • 1849
    Following victory in the Anglo-Sikh Wars and as part of the ensuing peace treaty, the British East India Company acquires the Koh-i-Noor diamond.
  • Jul 1850
    The Koh-i-Noor diamond is presented to Queen Victoria.
  • 1851
    The Koh-i-Noor diamond is presented to the public at the Great Exhibition in London.
  • 1852
    The Koh-i-Noor diamond is cut into an oval brilliant, reducing its weight from 186 to 105.6 carats.
  • 1902
    The Koh-i-Noor diamond is set into the coronation crown of Queen Alexandra.
  • 1911
    The Koh-i-Noor diamond is set into the coronation crown of Queen Mary.
  • 1937
    The Koh-i-Noor diamond is set into the coronation crown of Queen Elizabeth, consort of George VI.