Popsugar Fashion The Royals Princess Diana's Niece Wearing the Spencer Family Tiara Princess Diana's Wedding Tiara Was Just Worn For the First Time in Over 20 Years June 22, 2018 by Morgane Le Caer First Published: June 19, 2018 View On One Page Photo 1 of 9 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Celia McCorquodale Celia McCorquodale wore the Spencer family tiara on her wedding day in June 2018. Previous Next Start Slideshow The RoyalsCelebrity WeddingsAccessoriesTiarasPrincess DianaThe British RoyalsJewelry