Diamine Onyx Black Ink Sample (3ml Vial)
A 3ml sample of Diamine Onyx fountain pen ink, labeled with the name of the ink brand and color, in a plastic ink sample vial with a dip at the bottom to allow you to easily get every drop. Diamine Onyx ink is a rich shade of black.
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Volume - 3ml
Vial Material - Plastic
Color Group - Black