Vintage 1970’s Mexican wedding dress

Rare Vintage 1970’s cotton light gauze fabric with ribbon detailing, Mexican shop owner said it was what they called wedding dress, purchased Acapulco, worn as a dress and cover up, no label’s, listing M-L, see measurements, I think this piece could be an OS the way it’s cut there’s so much give all over to it, see photo’s for detailing, excellent condition, back in 70’s labels were on outside or not at all in some shops… Measurements length 40” shoulder/shoulder 16 1/2” sleeve 14” bust 20” hips 31” measured flat, no trade, smoke and pet free environment ..#40