Margot Robbie's Vintage Chanel Dress at the Oscars 2020

Margot Robbie strutted down the red carpet at the 2020 Oscars in a vintage Chanel gown with flowing detachable sleeves that would make Maleficent envious.

Margot Robbie's vintage Chanel couture dress at the Oscars 2020 sends a powerful message about sustainability

Oscars 2020: Margot Robbie Wore Vintage Chanel

Margot Robbie Chooses Vintage Chanel on the 2020 Oscars Red Carpet

While attending the New York City premiere of 'Amsterdam', Margot Robbie talked with PEOPLE on the non-glamourous side of working on movies and filming on-set

Margot Robbie Wears Glamorous Chanel Gown at 'Amsterdam' Premiere

From the vintage gowns to a dress made from offcuts, these were the stars that championed sustainability last night

Every sustainable fashion choice made at the 2020 Oscars

On December 15, Margot Robbie stepped out for the American premiere of her upcoming film, Babylon. Dressed in a wrap-around, hooded Alaia dress, Robbie appears at the top of her style game. The sleek, black one piece marks a turning point in her style identity after a four-year stint as a Chanel ambassador.

Margot Robbie's red carpet transformation

We Just Can't get Enough of Margot Robbie In Chanel - Vintage Lux

Oscar fashion: Joaquin Phoenix, Margot Robbie make eco the style - Los Angeles Times

From channeling Old Hollywood glamour to paying tribute to Barbie, look back at Margot Robbie's best looks ever.

Margot Robbie's 34 Best Red Carpet Moments

Margot-Robbie-Bombshell-Oscars-2020-Red-Carpet-Fashion-Vintage-Chanel-Couture-Tom-Lorenzo-Site (6) - Tom + Lorenzo

The Best Red Carpet Looks from the 2020 Oscars Award Ceremony - Voir Fashion

How to Get Margot Robbie's Oscars Red Carpet Look for Less