NWT Qiang wool and silk ladies jacket size S

Beautiful NWT jacket. Colour is blue/green/grey. 60% wool / 40% silk. Some of the buttons are a bit loose and will need some stitching. I am estimating the size to be a small; however, please review measurements below to ensure a proper fit. Laid flat measurements: Pit to pit: 18" Sleeve length: 25" Back length: 25" Wool Silk Pea coat