Would best fit a size US 4-6. 
Non stretch 100% silk outer. Low back with a partial zipper closure. Padded bust. 
Excellent gently used vintage condition - there’s some milk discoloration on the hem from age and wear which is not noticeable when the dress is worn. Please keep in mind that this dress is over 20 years old so some minor signs of age may be present. 
32-35 inches around armpits 
26.5-28.5 inches around waist 
57 inches long