Diamine 80ml Fountain Pen Ink - Onyx Black
As rich and dark as its gemstone namesake, Onyx Black by Diamine delivers a deep, saturated black with a touch of understated elegance. It flows smoothly, behaves impeccably, and lends a touch of gravitas to every signature and sentence. Proudly made in England since 1864, this 80ml bottle is a must-have for traditionalists, minimalists, and anyone who believes that black ink should never be boring.
What Makes It Work So Well
-
Compatible with All Pens: Safe and smooth-flowing in every fountain pen, no matter the nib or age.
-
Deep, Saturated Black: An intense, true black with subtle shading for classic, clean lines.
-
Generous Ink Bottle: 80ml of high-quality ink—reliable, refined, and ready for serious writing.
Product Information
Product Information
Shipping & Returns
Shipping & Returns

Diamine 80ml Fountain Pen Ink - Onyx Black
Diamine 80ml Fountain Pen Ink - Onyx Black
As rich and dark as its gemstone namesake, Onyx Black by Diamine delivers a deep, saturated black with a touch of understated elegance. It flows smoothly, behaves impeccably, and lends a touch of gravitas to every signature and sentence. Proudly made in England since 1864, this 80ml bottle is a must-have for traditionalists, minimalists, and anyone who believes that black ink should never be boring.
What Makes It Work So Well
-
Compatible with All Pens: Safe and smooth-flowing in every fountain pen, no matter the nib or age.
-
Deep, Saturated Black: An intense, true black with subtle shading for classic, clean lines.
-
Generous Ink Bottle: 80ml of high-quality ink—reliable, refined, and ready for serious writing.
Original: $10.59
-70%$10.59
$3.18Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
As rich and dark as its gemstone namesake, Onyx Black by Diamine delivers a deep, saturated black with a touch of understated elegance. It flows smoothly, behaves impeccably, and lends a touch of gravitas to every signature and sentence. Proudly made in England since 1864, this 80ml bottle is a must-have for traditionalists, minimalists, and anyone who believes that black ink should never be boring.
What Makes It Work So Well
-
Compatible with All Pens: Safe and smooth-flowing in every fountain pen, no matter the nib or age.
-
Deep, Saturated Black: An intense, true black with subtle shading for classic, clean lines.
-
Generous Ink Bottle: 80ml of high-quality ink—reliable, refined, and ready for serious writing.























