Diane von Furstenberg Donna Cardigan Sweater in Black. This beautiful embellished Cardigan by Diane Von Furstenberg features a fully jeweled gunmetal rhinestone collar, grosgrain ribbon trim, and open knit sleeves. Crewneck. Hidden button front closure. Perforated open knit long sleeves. Micro-ribbed cuffs and hem. 80% Wool / 20% Cotton Armpit to armpit is approx 17" Length is approx 20"