9 Ways Prince William Is Keeping His Mother's Memory Alive Within His Own Family

After her divorce from Prince Charles, Diana was frequently photographed wearing a gold Cartier Tank Francaise, a gift from her father, John Spencer. She bought William a similar timepiece from the famed French label, which she had engraved for one of his birthdays. After her death, William chose to keep Diana's Cartier Tank as a memento — and in 2014, he gifted Kate Middleton with the Ballon Bleu de Cartier watch for their third wedding anniversary.