Article continues below advertisementSeven years after Meghan Markle's marriage to Prince Harry captivated the world, the full breakdown of the Duchess of Sussex's now-iconic wedding look has finally been revealed - with experts estimating the total cost at an astonishing $3.3 million.The royal wedding, held on May 19, 2018, at St George's Chapel, Windsor Castle, drew millions of viewers across the globe and featured an A-list guest list that included Oprah Winfrey, Elton John, Serena Williams and the Clooneys.