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A racy black gown worn by Lady Diana Spencer on one of her first official engagements has been snapped up by a Chilean fashion museum for nearly 200,000 pounds (more than $275,000) several times the original estimate.

Whether you're headed to the beach or Europe, we found a dress to match.

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.

Wear it to prom or a special birthday occasion teamed with clear heels and a clutch

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