New Delhi, Sept. 18 -- For the state banquet for US President Donald Trump and his wife, Melania, Princess of Wales Kate Middleton was a complete stunner in a full-length golden gown, and Princess Diana's tiara.

The US president and First Lady are currently in the UK undertaking a state visit. They joined King Charles, 76, Queen Camilla, 77, Prince William, and Kate, both 43, at the Windsor Castle event.

Kate Middleton was sporting a Phillipa Lepley silk crepe gown underneath a hand-embroidered gold Chantilly lace evening coat. She completed her look with the iconic Cambridge Lover's Knot tiara, once owned by Princess Diana.

She also donned the late Queen Elizabeth II's and the King's Royal Family Order and a blue sash, representing th...