Vintage Mary Martin stretch sequin dress, size 18 (runs small)

black with bronze/gold metallic threads on bottom and sequins on top slightly dropped waist, flared skirt v neck in front and back zips in back size is an 18, but please look at measurements, as in a vintage dress sizing may differ. 19" pit to pit laying flat. length is 55" from shoulder to bottom hem pre-owned with no stains or holes. please see photos for details, measurements, and condition please comment with any questions Bin Q not going to