Vintage 60s metallic champagne gold custom maxi evening dress. Size XL

size XL. unbranded custom made 60s vintage evening gown. bust: 17.5 / w: 16.5 /hip: 44 /L: 55in. no tags, polyester? lined dress. 'glider' back zipper closure. dress appears to be custom as the hips are larger in comparison to the bust. dress has a back slit. beautiful metallic floral fabric. fabric is thick, dress has some weight to it. *some inner seam stitching on interior is coming undone near bust.