Products

With TWSBI the game has changed! TWSBI combine simplicity and elegance in the very contemporary Classic fountain pen. By using a piston ink-filling...

The perfect fountain pen deserves the perfect ink well bottle.TWSBI Diamond 50 ink bottle provides mess free filling for: TWSBI Diamond 530, 540, 5...

The perfect fountain pen deserves the perfect ink well bottle.TWSBI Diamond 50 ink bottle provides mess free filling for: TWSBI Diamond 530, 540, 5...

The perfect fountain pen deserves the perfect ink well bottle.TWSBI Diamond 50 ink bottle provides mess free filling for: TWSBI Diamond 530, 540, 5...

The perfect fountain pen deserves the perfect ink well bottle.TWSBI Diamond 50 ink bottle provides mess free filling for: TWSBI Diamond 530, 540, 5...

Makes the act of writing visible The TWSBI Diamond 580 Clear is a traditional piston filler stripped back to show you everything inside the pen. Se...

Catching the light at the right angle The TWSBI Diamond 580 Iris Fountain Pen is a full size pen that uses an iridescent trim to catch the light an...

Replacement nib for the TWSBI 580 Iris fountain pen. This is a genuine replacement nib, made in Germany from high quality stainless steel, and deco...

Replacement Onyx (Black) plated nib for the TWSBI 580 range of fountain pens. This is a genuine replacement nib, made in Germany from high quality ...

Replacement nib unit for the TWSBI 580 range of fountain pens including pens with coloured grips. This is a genuine replacement nib, made in German...

Clean, warm, and intentionally refined The TWSBI Diamond 580 Rose Gold II White combines a crystal clear demonstrator body with an opaque white cap...

Turn everyday writing into a ritual The TWSBI Diamond 580 Rose Gold II combines translucent smoke resin with warm rose gold trim, creating a demons...

Replacement rose gold plated nib for the TWSBI 580 range of fountain pens. This is a genuine replacement nib, made in Germany from high quality sta...

A cool, clean, precise demonstrator The TWSBI Diamond 580AL Iceberg takes the clarity of a full demonstrator and sharpens it with light blue and si...

A warm rose toned demonstrator  The TWSBI Diamond 580AL Rose takes the clean demonstrator platform and introduces a warmer, deeper tone through ros...

A pure demonstrator with clean silver accents The TWSBI Diamond 580AL Silver strips the design back to show you all the inner workings. The crystal...

Clarity with a sharper edge The TWSBI Diamond 580ALR Black Fountain Pen takes everything people love about the Diamond 580 and strips it down to it...

Dive deeper into your thinking The TWSBI Diamond 580ALR Caribbean with Onyx trim combines a vibrant teal-blue body with dark black accents that shi...

More elegant than playful The TWSBI Diamond 580ALR Affogato combines a creamy coffee-brown demonstrator body with warm bronze trim, creating a foun...

A deep navy colour for a controlled feel The TWSBI Diamond 580ALR Navy Blue takes the proven 580 model and adds a darker, more restrained tone, wit...

A calm, confident Prussian blue  The TWSBI Diamond 580 Prussian Blue Fountain Pen is built on TWSBI's proven 580ALR model, with deep Prussian blue ...

A bright pulse for confident writing The TWSBI Diamond 580ALR Punch Pink Fountain Pen takes the trusted 580 platform and moves it into a more expre...

The lightest of the Diamond 580 pens The TWSBI Diamond 580 is the original expression of the Diamond series, built around a traditional piston fill...

Replacement bronze plated nib for the TWSBI Eco and Eco-T range of fountain pens. This is a genuine replacement nib, made in Germany from high qual...

Replacement rose gold plated nib for the TWSBI Eco and Eco-T range of fountain pens. This is a genuine replacement nib, made in Germany from high q...

A compact demonstrator with clean feel The TWSBI Diamond Mini White Rose Gold II takes the clarity of the Diamond Mini series, while adding silver ...

The lightest Diamond Mini The TWSBI Diamond Mini Clear takes the transparent mechanical appeal of the Diamond 580 series and makes it fully portabl...

A more grounded Diamond Mini The TWSBI Diamond Mini Black takes the transparent mechanical appeal of the Diamond series and frames it with black ac...

Replacement nib unit for the TWSBI Diamond Mini range of fountain pens including pens with coloured grips. This is a genuine replacement nib, made ...

A compact demonstrator with softness The TWSBI Diamond Mini White Rose Gold II takes the clarity of the Diamond Mini series and softens it through ...

TWSBI Eco combines simplicity and elegance in this very contemporary fountain pen. By using a piston ink-filling system, TWSBI has been able to cre...

Bahama Yellow is a late 1960's era car colour, famously used by Porsche (1966–1970), Chrysler and Aston Martin. Rather than a pure yellow, it's war...

A black and bronze Eco with variation The TWSBI Eco Black Marble with Bronze trim uses a mixed resin finish that combines deep black tones with lig...

Warm, familiar and easy to keep using The TWSBI Eco Caffe sits in that rich coffee-brown zone that feels warm without becoming dark or heavy. The b...

A quieter, stone inspired take on the Eco The TWSBI Eco Carrara with Onyx trim takes inspiration from the veined texture of Carrara marble, transla...

TWSBI Eco combines simplicity and elegance in this very contemporary fountain pen. By using a piston ink-filling system, TWSBI has been able to cre...

TWSBI has changed the game! TWSBI Eco combines simplicity and elegance in this very contemporary fountain pen. By using a piston ink-filling system...

TWSBI has changed the game! TWSBI Eco combines simplicity and elegance in this very contemporary fountain pen. By using a piston ink-filling system...

TWSBI has changed the game! TWSBI Eco combines simplicity and elegance in this very contemporary fountain pen. By using a piston ink-filling system...

TWSBI has changed the game! TWSBI Eco combines simplicity and elegance in this very contemporary fountain pen. By using a piston ink-filling system...

TWSBI has changed the game! TWSBI Eco combines simplicity and elegance in this very contemporary fountain pen. By using a piston ink-filling system...

TWSBI has changed the game! TWSBI Eco combines simplicity and elegance in this very contemporary fountain pen. By using a piston ink-filling system...

A more atmospheric blue demonstrator The TWSBI Eco Cosmos is a piston filling fountain pen with a deep blue finish and black trim. It keeps the sta...

Soft colours with warm trim The TWSBI Eco Creme with Rose Gold is one of the softer looking releases in the Eco range. The warm creme cap and pisto...

Coffee brown for everyday writing The TWSBI Eco Espresso with Bronze trim is a piston filling fountain pen in a warm brown resin with bronze accent...

A striking purple-pink with bronze The TWSBI Eco Fluorite Purple with Bronze trim uses a mixed resin finish that combines purple tones with lighter...