Diamine Bilberry fountain pen ink cartridges (18 pieces) in convenient international standard short format. These cartridges are compatible with many fountain pens, including Kaweco and Retro 51.
- 18 pieces
- International standard (short)
- Compatible with Kaweco & Retro 51
Produced in the UK since 1864, Diamine Ink offers a wide array of color choices and delivery systems, including various bottle sizes as well as cartridges for use in fountain pens.
Please note: Diamine is transitioning their bottle design to the newer style pictured here. You may receive the older or newer bottle depending on stock supply.