Pelikan Souverän M405 Black - Fountain PenThe M405 series indicates rhodium plated (white metal) trim rather than gold plated trim. This trim on the black model fountain pen is the most formal looking of the colors. A work horse filling system, interchangeable nibs and robust body makes this pen one that should last a lifetime. Part of Pelikan's signature Souvern series, the M405 Black with rhodium trim fountain pen combines the contemporary and the classic. The dark green ink window lets you