Walther Model  5, .25 cal. auto pistol.  Serial # 81173, mfg . Germany. Good condition. 2 1/4" barrel with moderate pitting.  Finish is worn with about 50% blue finish remaining.  Some hammer marks on pin on upper portion of slide.  Built with no rear sight and very small front sight.  Very nice condition black Walther checkered grips and original magazine. Nice little German compact. C&R OK.