MELBOURNE, AUSTRALIA - NOVEMBER 06: Princess Diana In Melbourne Attending A State Dinner At Government House During A Royal Tour Of Australia. She Is Wearing The Spencer Tiara. (Photo by Tim Graham Photo Library via Getty Images)
MELBOURNE, AUSTRALIA - NOVEMBER 06: Princess Diana In Melbourne Attending A State Dinner At Government House During A Royal Tour Of Australia. She Is Wearing The Spencer Tiara. (Photo by Tim Graham Photo Library via Getty Images)