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BRISBANE, AUSTRALIA - APRIL 11: Diana, Princess of Wales, wearing a pink dress designed by Victor Edelstein, the Spencer tiara and the Royal family order of the Queen and Saudi Arabia sapphire and diamond necklace and earrings, attends a state reception at the Crest International Hotel on April 11, 1983 in Brisbane, Australia. (Photo by Anwar Hussein/Getty Images)

BRISBANE, AUSTRALIA - APRIL 11: Diana, Princess of Wales, wearing a pink dress designed by Victor Edelstein, the Spencer tiara and the Royal family order of the Queen and Saudi Arabia sapphire and diamond necklace and earrings, attends a state reception at the Crest International Hotel on April 11, 1983 in Brisbane, Australia. (Photo by Anwar Hussein/Getty Images)