Vintage I.B. Diffusion Western Silk/Lambs Wool Blend Sweater Size M

Color: Tan and cream with tan tassles and stitching design on front Size Medium There is one spot one one sleeve. I cannot tell if it is a discoloration or if it is a part of the fiber make up. I have a picture in the line up. Bat wing like sleeves Turtle Neck please see photo line up for close up details and measurements.