The Middleton matriarch appeared to be ageing backwards as she repurposed the blush pink Catherine Walker ensemble for a day out at the races in Berkshire.
Kate, 44, put on a typically elegant display in a Catherine Walker light blue and white coat dress and a matching Philip Treacy hat, and was sat next to her youngest Louis for the event in London.
The coat, which Catherine, 43, first wore during a 2020 visit to Ireland, was near-unrecognisable because of the sumptuous Troy London fur stole she fastened to its lapels.
On Remembrance Sunday, the Princess of Wales wore her late mother-in-law Princess Diana's Collingwood Pearl Drop Earrings paired with a military-inspired coat by Catherine Walker.
Royal watchers were quick to draw comparisons between Kate's refined ensemble and the tailored Catherine Walker suit worn by Princess Diana during her official visit to New Delhi in 1992.
Unmissable in a red Catherine Walker coat and matching Gina Foster hat, the Princess of Wales dominated coverage of the annual Commonwealth Day Service of Celebration this week.
Kate's red coat, by Catherine Walker, worn with a matching red £450 Gina Foster hat, marked a return to the chic, fashion-forward formal wear the Princess has recently eschewed.