R&M Richards midi dress from Dillard's size 18

this is a pre loved mother of bride type dress was worn only once for the wedding it's in great shape no holes or rips the back of dress has a spot ( see Pictures) not sure what it is not that noticeable price has been discounted beautiful feeling well made dress lace overlay with sparkly light gold tan Sequins has lining see pictures for measurements pit to pit 23" length 40" got from Dillard's on sale for $80 even though the tag was cut for comfort it's a size 18 has stretch