Sag Harbor Wool Sweater Cardigan Jacket Plum Color Button Front Pockets XL?

Great pre/owned condition Cardigan jacket - no size or content tag -however tag from exact Sag Harbor Cardigan states 100% wool. Plum or eggplant color. See measurements below - my guess is XL. Princess seam.3 Pockets. Cuff at wrist - or unroll. Approximate measurements laying flat: Pit to pit 25 inches Length 28 inches Sleeve inseam 21 inches with cuff unrolled.