Keystone - Aqueduct

Aqueduct is a vibrant tealish green ink from Birmingham Pen Co.'s Keystone Formula line, known for its oversaturated forest green tones that shift to bluish green, offering moderate shading and excellent blending versatility with other Keystone inks. It's a traditional dye-based ink praised for its performance in fountain pens and ability to create custom hues. Ideal for enthusiasts who enjoy mixing colors or seeking a lively, unsaturated teal for daily writing.