Octopus Crystal Blue Ink Silver Pen Robert Oster Tranquility is a

Robert Oster Tranquility is a rich medium teal fountain pen ink with medium shading and medium pink sheen

printed in subtle gray ink

This low-shading

Brand Noodler's Ink Name Bad Blue Heron

aka Bamboo Charcoal

Octopus Crystal Blue Ink Silver Pen Robert Oster Tranquility is aOctopus Fluids Crystal Blue from the Pastell collection is a light sky blue ink with low shading. It dries in 30 seconds in a medium nib on Rhodia and has an average flow. Octopus Fluids ink is made in Germany. Brand Octopus Fluids Ink Name Crystal Blue Country of Origin Germany Color Blue Dry Time 30 seconds in a Pilot VP medium nib on Rhodia Flow Average Shading Low Sheen No Shimmer No Limited Edition No Water Resistance Low Iron Gall No Pigmented No