Vintage 70s Tiered Floral Chiffon Tea Dress Small/Medium

Pretty vintage 70s tiered ditsy floral chiffon tea dress. Elastic straps. Zips up the back. No label. Fabric is a synthetic sheer chiffon. Original size tag is size 12, now best for a small/medium, check measurements. Mannequin is a size 4 for reference. Great preworn condiiton. Approximate flat measurements: Armpit to armpit: 15.5-18” Waist: 14” Hips: 18” Length: 47.5”