Green dress of Keira Knightley Wikipedia Emerald silk, desire incarnateKeira Knightley's Atonement gown wasn't just a dress, it was cinema's most unforgettable heartbeat. This iconic emerald green silk gown, designed by Jacqueline Durran for Atonement (2007), blends 1930s elegance Heres how I made the green Atonement dress for @gremlita ! This was truly oje of the most special projects Ive taken on for such a joyful occasion. I learned so much along the way and I am The green dress Kiera Knightley wore in Atonement is my Roman Empire., My life and the lives of countless millennial girls changed when I watched Atonement and saw THE Green Dress for the first time.