Nwt Jessica McClintock Gunne Sax 80s/90s vintage dress size 11/12

Gorgeous floor length velvet dress. High strappy neck. Deep burgundy with an ombré effect at the bottom. Leg slit. Marked a size 11/12 but is 80s/90s vintage sizing. When laying flat: Pit to pit is 16” Waist 14.5” Hips 20” Length 58”.