Vintage 1970s Waistcoat Vest Single Button Corset Style Wool Plaid XS-S READ

Beautiful condition and shape! 1970s deep V waistcoat. Was most likely part of a pant suit. Single breast pocket. Two horizontal button closure. Appears to be a Wool plaid with a satin lining. Unmarked, no marked size or material. Tapered waist shape & bust darts. Pit to pit: 16 inches Back collar to back hem length: 18 inches Front length: 19 inches to V on bottom Flat waist measurement: approximately 14 inches Very faint discoloration around inside neck area.