VTG Jessica McClintock Gunne Sax Purple Iridescent Backless Mermaid Gown sz 3

VTG Jessica McClintock for Gunne Sax Purple Iridescent Backless Mermaid Gown sz 3 measurements laying flat: pit to pit 15" waist 12.5" length - top of bust to hem 53" backless back zipper closure strappy tie back square neck maxi, full length formal, black tie, wedding, homecoming, prom vintage made in the USA in excellent preowned vintage condition -some minor piling in a few spots & a few faint stains throughout - neither are super noticable due to iridescent sheen - see photos. please note this is a vintage size 3 (2) so may flit closer to modern 00/0 - please refer to measurements