The Pelikan Souveran M400 is a true classic. The Souveran is the flagship fountain pen of Pelikan and it has been in production for more than 50 years. The piston filling mechanism introduced in 1929 was revolutionary at the time. The accessories are plated with 24k carat gold and the beautifully striped body is made out of celluloid acetate.
The nibs of the M1000 and M800 are made out of 18k carat gold.
The nibs of the M600, M400 and M300 are made out of 14k carat gold.