King Charles’ birthday celebration, Trooping the Color, brought the entire royal family together once again. While royal watchers missed the late Queen Elizabeth, Princess Charlotte paid a subtle tribute to her great-grandmother.

The daughter of Prince William and Kate Middleton sported an adorable accessory in honor of her late great-grandmother to Saturday’s event in London.

Queen Camilla and the Princess of Wales chose to honour Her Late Majesty at Trooping the Colour, with Princess Charlotte wearing a moving gift from her great-grandmother to the event