The Pelikan piston fountain pen Souverän 405 has a high-quality synthetic resin housing with ink window. The fittings are high-quality palladium-plated. The spring consists of 14 kt. 585 gold and is finished with a rhodium decoration. The Souverän piston fountain pens are equipped with a differential piston mechanism.
The Souverän piston fountain pen 405 has a closed cap length of 12.5 cm and weighs 15.3 g.