dark olive green satin dress PrettyLittleThing Women's Satin Tie Back Maxi Dress in Olive

It may not look like a lot of decolletage now, but back in 1981, when 19-year-old Diana Spencer was newly engaged to the Prince of Wales, a black strapless dress with a plunging neckline practically scandalized the U.K., earning her the name "Daring Di"--and creating a lifelong obsession with the soon-to-be-princess's style.

The fitted stretch satin skirt keeps the silhouette polished and streamlined before finishing with an unexpected detail at the hem: a single ruffle that adds movement, personality, and a touch of flirtiness

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