Keira Knightley's emerald green dress in Atonement (2007) is one of the most iconic costumes in modern cinema. Designed by Jacqueline Durran, this silk gown became a symbol of elegance, passion, and Green Silk Satin Maxi Dress: Open Back Wedding, 'Atonement' Style Keira Knightley wearing a green dress created by costume designer Jacqueline Durran in the 2007 film 'Atonement' : r whatthefrockk Atonement: Keira Knightley's Green Dress Clothes on film In search of Atonement Dress Pattern! : r sewing