For the state dinner, Camilla looked holiday ready in a red velvet Fiona Clare evening dress and the diamond Kokoshnik tiara, according to The Telegraph. She completed her look with a bright blue ...

Queen Camilla dazzled the attendees, making a grand entrance at the palace ballroom with the 'Kokoshnik' tiara-a majestic piece showcasing 488 diamonds, elegantly set in classic white and yellow gold.