Wedding dress

Elegant Michelangelo wedding dress from David’s bridal, new with tags. A Line style, strapless, zipper back, beading detail top and bottom, dress is Off white/Ivory, beading is different lavender hews. Tag states size 14 but it is wrongly sized, bust/ armpit to armpit it’s 18.5in, waist is 15.5in and length is 55.5in (top to bottom on front end not train), it fits more like size 10 or M/L. It’s been in bag in closet for few years.