The Diplomat ink cartridges comes in a box containing six international standard cartridges. The ink cartridges can fit by other fountain pens which support this filling system. The ink is avaiable in blue and black.
Since 1922, the name Diplomat has stood for sophisticated writing instruments. Driven by excellence in quality and a spirit of innovation the manufacture for turned fountain pens developed into a leading manufacturer of premium writing instruments. The Diplomat pens still manufactured in Kierspe, Germany.