#KateMiddleton sported a special piece of jewelry as she supported #PrinceWilliam at a major royal event. The Princess of Wales watched her husband and other members of the royal family take part in the Order of the Garter service at Windsor Castle on Monday, June 15. Swipe to see, and tap the link in our bio to read more. 📷: Chris Jackson / POOL / AFP via Getty; Jordan Pettitt - WPA Pool/Getty; Aaron Chown - WPA Pool/Getty