Design 04 is a tribute to aesthetic straightforwardness. Subtle design that is uncompromisingly subordinate to its purpose. Compact dimensions ensure a remarkable handling that is unparalleled. Technical sophistication and high-quality materials. Based on an original design by Otto Hutt. Classical design thought into the future and completed by hand. The shaft sleeves are provided with paint and polishing varnish in several layers. Then it is ground and polished by hand. The cap sleeves of the fountain pen are coated with platinum. NibMaterial: Stainless Steel and18k Gold Filling Mechanism:Cartridge, Cartridge Converter