Rare vintage gem. Possibly mid century

First picture is just an ai generated model to get an idea of how it looks worn

Tagged size (vintage) medium.

This looks and feels like wool or at least a high wool blend

There are no holes. No stains. Has all of its buttons

Approx 31” long

Please measure your garment at the shoulder. These feel tailored at about 16.5”

No smoke or musty odor