When you buy through links on our articles, Future and its syndication partners may earn a commission.

Indeed, some of their denim looks have truly stood the test of time from Meghan Markle's go-to blue skinny jeans at the Invictus Games to Princess Diana's beloved straight-leg trousers.

Kate looked endlessly chic as she posed with her hands in her pockets sporting dark skinny jeans. Her figure-cinching ... ring which first belonged to Princess Diana. Rounding off her outfit ...