What AI says about Diamine

Diamine is a UK-based business that manufactures and sells fountain pen inks, calligraphy inks, and related supplies including cartridges, cleaning products, and gift sets.

AI calls itaffordable,best value,huge color selection,reliable,well-behaved,excellent performance

Since Jul 5Updated Nov 8, 2026Based on 1,361 AI answersReviewed by Dimitry Apollonsky

How we measure

Mentioned in · Public index

of AI answers about Diamine and its rivals · since Jul 5

Based on 1,361 AI answers

ChatGPT4%
Google AI Mode3%

How often AI mentions Diamine

of AI answers about Diamine and its rivals

Track your brand free to see 13 weeks of history.

Sep 7OctOct 26

Markets where AI mentions Diamine

All markets

Fountain Pens and InkChatGPTGoogle AI Mode

Topics where AI mentions Diamine

TopicMentioned in · on this topicRank

Vibant and archival fountain pen inks
15%Rank #2#2

AI picks mostMentioned in
What is the best fountain pen for a beginner under $50?on this questionAI picks TWSBI and 1 more about as often3%
Excerpts where Diamine appeared in the AI's answer
ChatGPTJul 17, 2026, ChatGPT
My single recommendation: Pilot Metropolitan, Fine nib, with a bottle of Pilot or Diamine ink.

Diamine in AI answers

1 of 2

What is the best brand of fountain pen ink?

ChatGPT· Sep 12, 2026

Diamine — Best value and variety; an enormous color selection and generally very affordable.

Google AI Mode· Sep 4, 2026

Diamine is widely considered the best overall brand for its combination of affordability, massive color selection, and exceptionally safe, smooth flow.