Diamine Fountain Pen Inks and Cartridges

Diamine are a British ink manufacturer established in 1864 and based in Liverpool. Diamine enjoy an enviable reputation for superior quality fountain pen inks amongst fountain pen enthusiasts the world over.

Available in 80ml glass bottles or as international standard size cartridges to fit a wide range of pen brands. Only a selection of the large range of inks are available as cartridges. Another popular Daimine product is Registrars' ink a permanent, archival waterproof fountain pen ink.


Diamine Drawing and Calligraphy Ink

Top quality Acrylic ink. Dense, vivid and durable once dried. Ideal for craftsmen, architects, artists and schools and perfect for use with dip pens and brushes.


Diamine India Ink

India ink is a simple black ink, known for it's durability and water resistance once dried. Ideal for dip pens and brushes. Commonly used for drawing and outlining, especially inking comic books.


Diamine Fountain Pen Ink 80ml

The core of the Diamine range is their 103 shades of fountain pen ink. Water based, non-toxic and with a unique 'lubricant' ingredient to ensure the smoothest writing experience.



A new addition to Diamine's broad range of inks, the Shimmertastic ink contains metallic gold and silver particles to give shimmer and sparkle to your writing.


Diamine 150th Anniversary Fountain Pen Inks

This range of ink was launched in 2014 to celebrate Diamine's 150th year of production.

The eight shades are unique to the collection and are presented in novel wedge-shaped glass bottles. Collect all eight to arrange into a pleasing circle on your desk!


Diamine Fountain Pen Cartridges - Eighteen

An extensive range of Diamine inks in convenient 'international standard' cartridges.

Choose from over thirty ink colours in boxes of 18 cartridges.


Diamine Fountain Pen Cartridges - six

Diamine's incredible selection of ink colours are available here as packs of six convenient 'international standard' cartridges.


Diamine Fountain Pen Cartridges - assorted

Choose from multiple ranges of beautifully matched ink combinations. These packs of 20 cartridges combine 5 complementary ink colours.


Diamine Music Collection

Inspired by great composers, this 'gift' set of fountain pen inks, contains 10 colours each reflecting the tone and timbre of that particular composer.

The set consists of 10 inks unique to this box set and contained in glass bottles.


Diamine Flower Collection

This vibrant floral section of inks is presented in a 'gift' box. Each of the 10 shades is unique only to this set.

Contains 10 x 30ml of highest quality fountain pen ink.


Diamine Registrars Ink 30ml

Diamine Registrars ink for archival use. This ink initially writes blue before oxidising black as reacts and forms a permanent bond with the cellulose in the paper. 30ml Glass bottle.


Diamine Registrars Ink 100ml

A larger 100ml bottle of archival fountain pen ink for registry use and permanent record keeping.