Diamine is excited to announce it’s sixth edition Invent for the 2025 Christmas season

Introducing our most innovative Inkvent calendar yet: The Teal Edition.

Hiding behind each door, a brand new, never seen before fountain pen ink. This set includes 24 of our traditional 12ml bottles & 1 x 30ml to celebrate the finale of the festive period.Of course you can expect an array ofStandard, Sheen, Extreme Sheen, Scented, Shimmer, Shimmer & Sheen, Chameleon, Pigment, Pigment Shimmer, Pigment Chameleon.

You can count down the days in December, opening each door in the calendar to reveal the 12ml ink of the day. On the 25th, the final bottle is 30ml. This is a limited collector’s set!

25 Premium Ink Colors:

1. Ruby Taffeta
2. Let it Snow
3. Blush
4. Nostalgia
5. Gala
6. Carousel
7. Mittens
8. Chaos
9. Overcast
10. Pineapple Spritz
11. Fir & Fog
12. Antler
13. Energy
14. Marie Rose
15. Bubbly
16. Smoky Tobacco
17. Myrrh the Merrier
18. Celestial Skies
19. Laurel
20. Brrr!
21. Molten Basalt
22. Dreamcatcher
23. Ambience
24. Frostbite
25. Bittersweet