Vintage 80's Nat Kaplan Couture pastel dress

This has to be the ultimate Easter dress! Vintage 80's Nat Kaplan Couture pastel midi dress with pink, blue and green vertical stripes. No size or fabric tags. Please check measurements below to confirm the fit. long sleeves with buttons on cuffs pleated skirt shoulder pads back zipper + hook but eye is missing- last pic no lining synthetic fabric, no stretch great condition apart from a few pulled threads. zipper gets caught in fabric easily so please pull slowly when flat pit to pit 20" Arm from pit to cuff 18" waist 16.5" Length from shoulder down 41.5"