Vintage Suzy Perette black tafetta party dress fit and flare size XS/S

Vintage black tafetta party dress Brand : Suzy Perette 1940 1950 1960 Back zipper Tafetta ball decorations No size tag. Estimated size Extra Small or a petite Small Condition : Dress is in excellent vintage condition. Small spot on waist, can most likely be cleaned off. Shown in photo, Zipper is functional. Fit is shown without clips on a size small mannequin. Mannequin measurements are 34" - 24" - 35" Approximate measurements laying flat 18" bust 14" waist 46" long