See pics 7, 8, 9, 10, 11 & 12 for Measurements. There is no size or contents label.
Dress has shoulder pads.
See all 12 pics for details & enlarge each pic for a closer look. Any wear, soiling/spots/stains (See pic 6 & enlarge for a closer look) is to be considered character.
Guesstimate circa 1980s.