Vintage 60s Green Capelet Sequin Gown ILGWU Union Made Dress

Vintage dress/gown 60s era; green feat removable sheer green capelet; feat sequins on upper; sleeveless, v-neck, A-line; rear zip closure; not lined/no pockets No maker/material/size tags but does have Union ILGWU tag. Feels like polyester. Good vintage condition- please note last pic for a few spots of discoloration on the skirt section on the front of the dress. Approx flat lay measurements Armpit- armpit 20.5” across Underbust 17.5” across Armpit- hem 47” Material does not have stretch to it. Approx current equivalent size medium- please refer to measurements & request any others as needed. Smoke free home. Open to offers & I give bundle discounts. Thanks for looking!