Tiger's Eye is a deep sunflower yellow ink from Birmingham Pen Co.'s Keystone Formula line, featuring traditional water-soluble dye colorants. The ink is known for pronounced shading that creates visual depth on paper, making it suitable for expressive writing and artistic applications. It's ideal for users who appreciate vibrant, color-shifting fountain pen inks.
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Tiger's Eye Fountain Pen Ink - Birmingham Pen Company
Tiger's Eye is part of the Keystone Formula fountain pen ink line, a traditional dye-colorant ink hand-manufactured in their Pennsylvania workshop for stability and performance, providing approximately 37 standard converter refills from a 30mL bottle.
A few Birmingham Pen Co. Inks - The Well-Appointed Desk
This review covers a range of Birmingham Pen Co. inks including Keystone Formula sheening inks like Tiger's Eye, comparing their performance, shading, and properties to other brands while noting characteristics such as surface pigment and potential smearing.
Ink details on this page were generated with the assistance of AI and may not be fully accurate.