50ml Signature Inks

Robert Oster Direct Sun is a brash fiery red fountain pen ink with medium shading. It dries in 30 seconds in a medium nib on Rhodia and has an aver...

Robert Oster Red Candy is a medium red fountain pen ink with medium shading and medium brown sheen. It dries in 30 seconds in a medium nib on Rhodi...

Robert Oster Fire Engine Red is a vibrant medium red fountain pen ink with medium shading. It dries in 30 seconds in a medium nib on Rhodia and ha...

Robert Oster Blood Crimson, is a medium muted red fountain pen ink with medium shading. It dries in 20 seconds in a medium nib on Rhodia and has a ...

Robert Oster Clay Red is a dark red fountain pen ink with medium shading and brown sheen in large swabs. It dries in 30 seconds in a medium nib on ...

Robert Oster Australian Shiraz is a dark, burgundy red fountain pen ink with medium shading and low black sheen. It dries in 45 seconds in a medium...

Robert Oster Maroon 1789 is a dark maroon red fountain pen ink with medium shading and low black sheen. It dries in 40 seconds in a medium nib on R...

Robert Oster Astorquiza Rot is a rich dark red fountain pen ink with medium shading and low bronze sheen. It dries in 45 seconds in a medium nib on...

The Robert Oster Signature Ink Muddy Wine colour is a Coonawarra wine color. May exhibit a dark golden sheen surrounded by rich grape skin shading.

Robert Oster Royal Red is a light desaturated red fountain pen ink with medium shading. It dries in 35 seconds in a medium nib on Rhodia and has a ...

Robert Oster Whisper Red from the 1980’s collection is a dusky pastel red fountain pen ink with medium shading. It dries in 40 seconds in a medium ...

Robert Oster Terracotta is a medium orange fountain pen ink with medium shading. It dries in 30 seconds in a medium nib on Rhodia and has an averag...

Robert Oster Rubine is a vibrant medium red fountain pen ink with medium shading and low brown sheen. It dries in 25 seconds in a medium nib on Rho...

Robert Oster Crimson is a dusky subdued red fountain pen ink with medium shading. It dries in 45 seconds in a medium nib on Rhodia and has an avera...

Robert Oster Santa's Hangover Ink is a beautiful, soft, muted red with pink undertones. It's not a bright fire truck red because Santa is hungover ...

The Robert Oster Signature Ink Muddy Dragon colour is a Muddy dragon that breathes golden fire with green-gold and dark chocolate shading.

Robert Oster Lipstick Red is a medium dusky red fountain pen ink with medium shading. It dries in 20 seconds in a medium nib on Rhodia and has an a...

Robert Oster Frankly Scarlet is a deep desaturated red fountain pen ink with low shading. It dries in 30 seconds in a medium nib on Rhodia and has ...

Robert Oster Burgundy is a medium burgundy red fountain pen ink with low shading. This burgundy ink is a lighter shade than most inks that bear the...