Inkvent Calendar 2025. The diamine inkvent calendar (the original); All of the inks in the inkvent calendar are new for the calendar, and they will all likely be issued in full “black edition” glass bottles sometime mid 2025.

This diamine inkvent calendar for 2024 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!). Believe it or not, there are now three different fountain pen ink advent calendars on the market: