Bring some midnight magic to your writing with Diamine Ink's international size cartridges. Deep, dark, and mysterious, these cartridges are perfect for adding a touch of intrigue to your journaling, note-taking, and correspondence. (Caution: may cause late-night writing binges!)

These cartridges fit most fountain pens, if you're not sure if please refer to your owners manual or give us a call and we can get you the right cartridge for you pen.

18 Cartridges per box.

Diamine inks have been manufactured in England since 1864.