see more

UNITED STATES - NOVEMBER 11: Diana, Princess of Wales, attending a dinner at the British Embassy, The Princess is wearing a taffeta and lace gown with a scalloped neckline designed by Murray Arbeid with Queen Mary's diamond and pearl tiara, a present from the Queen (Photo by Tim Graham/Getty Images)

UNITED STATES - NOVEMBER 11:  Diana, Princess of Wales, attending a dinner at the British Embassy, The Princess is wearing a taffeta and lace gown with a scalloped neckline designed by Murray Arbeid with Queen Mary's diamond and pearl tiara, a present from the Queen  (Photo by Tim Graham/Getty Images)