The actress kept fans guessing on her fashion throughout the press tour for the movie, opting for an Elizabethan-inspired Alexander McQueen gown to launch the film in London.
The star paid homage to her predecessor Audrey Hepburn in a custom Valentino dress accessorized with glamorous Tiffany & Co. diamonds and colorful hair.
The actress went home a first-time Oscar winner after donning a strapless structural black gown by Alexander McQueen on the red carpet, paired with a dazzling 128.54 carat Tiffany diamond worth an estimated $30 million.