VTG Midcentury Steel Blue Shantung Feel Day Dress 1950s 60s

Audrey Hepburn style sheath day dress Approx 38” long (knee length) blue dress with ribbon embellishment. 3/4 sleeves. No tags, but the zipper is of Canadian make (brand Lightning) and the form was specific to the 1950s/60s. The fabric feels like wool with a satin sheen. Amazingly flattering, fits a SZ 2-4 best. Impeccable tailoring and in mint condition. 15" armhole to armhole, 14.5" waist