From figuring out how to deal with the constant public attention to learning how to be a mom, Kate has pretty much dealt with it all and then some, which makes us believe that she's going to make one rocking queen.
The mum of three finished off the look with the Queen mother's sapphire and diamond earrings, as well as a blue, white and red sash of the Royal Victorian Order.
The Duchess of Cambridge was also accompanied by her husband, Prince William, Duke of Cambridge, Camilla, Duchess of Cornwall and many others at the event. It was also a favourite of the late Princess Diana.
President Trump, First Lady Melania Trump, and his children were hosted in the ballroom. The gems are extremely rare, and were banned in the USA starting in the early aughts as part of President George W. Bush's continued sanctions on Myanmar for its military regime. A surprise appearance by the Duchess of Cambridge out and about and looking chic as hell.
Meanwhile, Prince Harry seemed not in the mood for the occasion. The servicemen and women, famous for guarding royal palaces and residences, helping to mark the State Opening of Parliament and parading for the Queen's Birthday, wore their ceremonial uniforms as they created the show of music and displays of precise marching formations.
Of course, the USA president and first lady were also in attendance that evening.
Queen Elizabeth II and Donald Trump at the U.S. State Banquet at Buckingham Palace on June 3, 2019.