Vintage Joseph Ribkoff Dress / Size S-M / Black White Houndstooth

Sophisticated vintage dress - 80s-90s. Black and white in a micro houndstooth weave. Feels wooly but it's definitely synthetic (acrylic maybe?). Interesting piping and front pleats. No size tag; no material/origin tags (looks like they were removed). Pit to pit 22" flat (44" around) Sleeve pit to cuff 20" Length nape to hem 39.5"