Vintage strapless purple and pink polka dot knee length dress with ruching

Vintage strapless purple and pink polka dot knee length dress with ruching around waist, pleated bust, boning and back zipper closure. Dress is in excellent condition. No brand, size or contents tag, best fit for small. Model is 5’3 and wears size small.
Bust 14.5”
Waist 12”
Length 30”