Vintage Laura Ashley Irish Prairie Dress

Vintage Laura Ashley Irish Prairie Dress in excellent vintage condition Made in Ireland Front button closure, back zipper Side Pockets Tag says size US 12, bur since it's vintage sizing, it is alot smaller, I would say this fits a size S, please see measurements model is a size S, 5'5", bust 35", waist 31" pit to pit: ~18.5" waist: ~12.5" (elastic waist, unstretched, model says with her waist there is a few more inches to spare) back shoulder: ~17.75" back collar to waist: ~17" waist to hem (back): ~29" sleeve inseam (pit to cuff): ~18" cuff diameter: ~3.5" arm opening (shoulder to pit): ~9"