A little about Diamine:
Diamine brand ink has a long and rich history, dating back to 1864. Diamine ink is produced in the UK and is made with a gentle formula safe for all fountain pens. Drying time and ink flow are excellent and it comes in an attractive bottle. Wide selection of different ink colors available.
Originally from the 2019 Diamine Inkvent Advent Calendar, the 25 inks of the Blue Edition series are now available for purchase individually in 50-ml bottles. Polar Glow is a soft blue with red sheening.
No product specifications available.