Kay Unger Silk Tank Top Size 12 Striped Beaded Lined Short Vintage

Full zip up in the back, button at the back of the neck, small peekaboo between the button and top of zipper. Small faint white line on back on the left side of the zipper. I tried to capture that in a photo. Size 12 Measurements taken on garment laid flat are approximate: 20” long 18.5” wide pit to pit 16.5” wide waist AL