VINTAGE dress by IMPROMPTU in size 12?

Heavier weight material Gray with black trim, back zipper, neck buttons, padded shoulders, belt loops to add your own belt, side skirt pockets Remember this is vintage, so the sizing is probably not a 12 in today’s sizing. Measurements are as follows: Bust 38” Waist 29” Hips full Sleeve length 22” Dress length 38” In perfect condition for a dress this age!