Diamine 2026 Burgundy Inkvent Calendar available late October 2026

The Diamine Burgundy Inkvent Calendar 2026 features 25 exclusive, all-new fountain pen inks, debuting advanced Pigment and Chameleon formulas. Each of the 25 doors opens to reveal a surprise 12ml ink bottle. This year's upgraded edition also includes handy swatch cards and a special 26th door containing a unique collectible item.