Queen Elizabeth II of the United Kingdom wears the Nizam of Hyderabad Tiara (and necklace) to the Royal Variety Performance at the London Palladium, 3 November 1952; learn more about the now-dismantled tiara over here!

The Duchess of Gloucester wears Queen Mary’s Honeysuckle Tiara with its pink gemstone (variously described as a kunzite or a pink topaz) for a Guildhall banquet in honor of the President of India, 27 October 2009; read more about the tiara here!