One Shoulder Formal Dress Long With Leg Slit And Stretch Satin Fabric Faviana Stunning Cocktail Dress Made Princess Diana Editorial Stock Photo Stock Image Shutterstock Editorial In a new documentary, "Secrets of Diana's Wedding Dress," Elizabeth Emanuel, one of the designers behind the princess's gown for her royal wedding, reveals that she used a code name for Diana A line One Shoulder Ombre Long Prom Dress Thigh Split Tulle Evening Dr SELINADRESS Princess Diana's Wedding Dress Every Detail of Princess Diana's Iconic Wedding Gown Off the shoulder Little Black Dress Princess Diana Black Revenge Dress