Kate Middleton turns to the high street for her engagement photograph outfits - Telegraph

The official portrait photographs for the engagement of Prince William and Miss Catherine Middleton, taken by Mario Testino in in the Council Chamber in the State Apartment in St James's Palace Photo: © 2010 MARIO TESTINO

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Prince Charles and Lady Diana Spencer in an official photograph taken after the announcement of their engagement in 1981 Photo: REUTERS

Miss Middleton usually favours dresses by the Brazilian designer, Daniella Issa Helayel for important occasions that will cast her into the spotlight.