Diamine Fountain Pen Ink – 150th Anniversary Series – Regency Blue

Diamine Fountain Pen Ink – 150th Anniversary Series – Regency Blue – 40mL. This series of inks commemorates Diamine’s 150th Anniversary with 16 special edition inks. Each ink comes in a unique triangular shaped bottle, so that when eight bottles are arranged side by side, it creates a circle.  Regency Blue Standard 40mL More Diamine 150th Anniversary Series About Diamine: Diamine inks have been manufactured in the United Kingdom since 1864. They are well-known for their fine quality fountain pen ink, calligraphy/drawing ink, and stamp pads. Even decades later and with advancements in technology, Diamine only changes the original formulas where necessary to comply with current legislation. Due to its high quality, Diamine fountain pen inks are suitable for all brands of pen.