The Princess of Wales thanked the hospital staff and spoke with cancer patients undergoing chemotherapy at the same facility where she received treatment last year.
Hailing from the fashion brand's fall 2019 show, the coat features a statement collar with a black-and-white print of a 19th-century neoclassical sculpture of kissing lovers, per Vogue's review of the collection.
The British actress wore a lavender version of the same vintage gown in 1999 with then-boyfriend Hugh Grant, apparently serving as inspiration for the "Kardashians" star.