Catherine, Duchess of Cambridge
Wedding date: April 29, 2011
Wedding tiara: Kate wore the Cartier Halo Tiara, also called the Cartier Scroll Tiara, It was loaned to the Duchess by Queen Elizabeth II. The tiara was purchased by Elizabeth's father, King George VI, for his wife, the Queen Mother, in 1936. The Queen Mother then gave the gorgeous tiara to Elizabeth on her 18th birthday.