Its the most incredible shape and so classic, but feels really modern, she says of the dress.

A 50s sketch and swatch from the Balenciaga archives.

Andrew Mukamal, my stylist, found this reference and showed it to [Balenciaga].

Image may contain Carey Mulligan Fashion Clothing Dress Formal Wear Adult Person Evening Dress Gown and Glove

Getty Images

Only the hits, nothing cool, she says.

A photograph of the original gown taken in 1951.

He was incredibly stressed, she laughs.

Image may contain Art Drawing Adult Person and Painting

A ’50s sketch and swatch from the Balenciaga archives.

Its going to be really nice to bunker down and enjoy a bit of downtime.

Image may contain Clothing Dress Formal Wear Fashion Gown Person Adult Wedding Wedding Gown and Glove

A photograph of the original gown taken in 1951.

Image may contain Carey Mulligan Clothing Dress Formal Wear Adult Person Face Head Dancing and Leisure Activities

Image may contain Clothing Dress Formal Wear Fashion Gown Plant Potted Plant Adult Person and Wedding

Image may contain Clothing Dress Formal Wear Path Walkway Fashion Gown Plant Vegetation Tree Photography and Face

Image may contain Carey Mulligan Clothing Dress Evening Dress Formal Wear Adult Person Face Happy Head and Smile

Image may contain Carey Mulligan Blue Demon Fashion Premiere Red Carpet Adult Person Wedding Clothing and Dress