Geha vintage fountain pen piston fillerOriginal Geha Gold nib 14 Karat / 585. GE HA , GEbrÃ¼der HArtmann. Nib size M - Medium. The pen is without cracks and hairline very good condition. The piston works well, the seal hold the ink, for use it immediately. Shipping with registered letter without insurance. Shipping cost worldwide 14 USD, Germany 430â,¬.