How Natalie Portman compares to the real-life Jackie Kennedy's most iconic looks

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Natalie Portman as Jackie Kennedy in "Jackie."

Critics are already buzzing about Natalie Portman's portrayal of Jacqueline Kennedy Onassis in "Jackie," the new biopic hitting theaters Friday, December 9. The film tells the story of President John F. Kennedy's assassination from Jackie's perspective, recounting her long struggle with grief in the aftermath of her husband's death.

But before tragedy struck the Kennedy family in November 1963, Jackie was beloved and admired for her timeless style. Any film about the fashionable First Lady must pay particular attention to costume design - and it looks like the designers behind "Jackie" spared no detail in their quest to recreate her iconic wardrobe.

Here's a look at how Portman's costumes compare to the real-life Jackie's looks.