Karin Stevens Two piece Jump Suit Jacket vintage

This Jumpsuit and Jacket are in EUC to GUC . I believe it to be vintage 70’s to 80’s. The jumpsuit has a patterned top with an elastic band leading to the black pants. There is a zipper opening in back. The rough measurements on the jumpsuit are center back to bottom is 27”. AP to AP is 19.5”. Inseam is 28 “ with room to let the hem out. The jacket is piped in white and has princess seams. The rough jacket measurements are 21”AP to AP. Sleeve length is 23” and the center back is 18”.