Handmade late 50’s vintage dress

I bought this from a vintage store years ago. I never wore it. In perfect condition. Beautifully made. There is a middle zipper at the back with metal clasps. It comes with a belt. Laying flat: Waist is 13”. The belt can also bring it in. Length is 34” Shoulders is about 13” Sleeve holes are 6” I am 5’6” and the length is just under the knees.