Vintage Purple Floral Drop Waist Dress

Vintage Purple Floral Drop Waist Dress there is no size or brand tag, but it would best fit a size 1X, see below for the exact measurements. The dress has a keyhole opening at the nape of the neck with a button. The material is non-stretch. 

Measurements (taken in inches, laid flat):
Chest 21"
Waist 24"
Hips 32"