LONDON, UNITED KINGDOM - JULY 19: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 48 HOURS AFTER CREATE DATE AND TIME) Catherine, Duchess of Cambridge wears a Cartier Trinity necklace as she, in her role as patron, visits the 'Road to 2012: Aiming High' exhibition at the National Portrait Gallery on July 19, 2012 in London, England. on July 19, 2012 in London, England. The Duchess of Cambridge as Patron of the National Portrait Gallery visited the exhibition, which showcases commissioned photographs documenting preparations for the London 2012 Olympic and Paralympic Games, and runs from July 19 - September 23. (Photo by Indigo/Getty Images)
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