Robert Oster Opal Green fountain-pen ink, 50ml, in a small black glass bottle, alongside a bright mid-green ink swatch.
Robert Oster Opal Green fountain-pen ink, 50ml, in a small black glass bottle, alongside a bright mid-green ink swatch. Swatch of Opal Green - 50ml, showcasing varied tones of green watercolor paint, reflecting Robert Oster's Australian-inspired fountain pen ink.
Robert Oster Opal Green fountain-pen ink, 50ml, in a small black glass bottle, alongside a bright mid-green ink swatch.
Swatch of Opal Green - 50ml, showcasing varied tones of green watercolor paint, reflecting Robert Oster's Australian-inspired fountain pen ink.
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Robert Oster Bottled Ink – Opal Green - 50ml

$23.00 $18.40

Robert Oster

Overview

Robert Oster Signature Ink - Opal Green

Discover Opal Green, a signature fountain pen ink handmade in Australia with a focus on sustainability, performance, and vibrant color expression.

  • Non-toxic formula safe for everyday fountain pen use
  • Bottled in recyclable PET made at Australia's first carbon-neutral plastics facility
  • Produced in small batches to ensure quality and reduce waste

Smooth Writing and Rich Expression

  • Flows consistently with excellent shading or sheen (varies by color)
  • Known for excellent quality and consistent color performance
  • Compatible with a wide range of fountain pens

Inspired by the diverse landscapes of Australia, Opal Green brings personality and clarity to your writing - whether journaling, sketching, or everyday note-taking.

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