Diamine 2025 Inkvent Calendar. I preordered it from cult pens. The diamine inkvent advent calendar for christmas 2022 is the perfect gift for the fountain pen ink enthusiast in your life (or, let's be honest, it's the perfect gift for yourself!).

Includes 24x 12ml ink bottles, 1x 30ml ink bottle. Discover 25 brand new colours, one for each day of the advent season.