Oscar de la Renta vintage 1975 skirt set

For sale is this incredible vintage Oscar de la Renta rust colored skirt set from the mid 70s runway, purchased from Saks in 1975. Comes with silk blend blouse, with matching nylon and wool blend skirt. Listed/bought as an 8, but fit a modern XS. Pieces in phenomenal vintage condition. Faint wear to fabric. The Oscar tag was removed from skirt when it was taken in at waist. Skirt length 21.5” waist flat across 12” hips flat across 18”. Top length 25.5” pit to pit 19”.