The original Junon gown, on display at the Metropolitan Museum of Art.

(Naturally, the vintage expert advocates for true archive over recreations on the red carpet.)

This article first appeared onBritish Vogue.

Natalie Portman attends the May December red carpet during the 76th annual Cannes film festival at Palais des Festivals…

Stephane Cardinale - Corbis/Getty Images

Natalie Portman Revived One of the Most Famous Dior Gowns of All Time on the Cannes Carpet

Samir Hussein

Natalie Portman Revived One of the Most Famous Dior Gowns of All Time on the Cannes Carpet

Samir Hussein

The original Junon gown on display at the Metropolitan Museum of Art.

The original Junon gown, on display at the Metropolitan Museum of Art.

A model on the runway at the Christian Dior Haute Couture show as part of the Paris Fashion Week SpringSummer 2010.

A model on the runway at the Christian Dior Haute Couture show as part of the Paris Fashion Week Spring/Summer 2010. (Photo by Stephane Cardinale/Corbis via Getty Images)

Miley Cyrus arrives at the 81st Annual Academy Awards held at The Kodak Theatre on February 22 2009

Jeff Kravitz