TWSBI

TWSBI fountain pens are known for precision engineering, smooth nibs, and generous ink capacity. Explore the full lineup, including the entry-level Eco and Eco-T, aluminium-bodied 580AL and 580ALR, piston-filled Vac700R, beginner-friendly Go, compact Swipe, and Gemini. TWSBI also offers a growing range of bottled inks, perfect for pairing with any of their refillable pens. Whether you're writing daily or building your collection, there's a TWSBI for every writer.

Looking for ink? Browse our full range of TWSBI bottled inks and samples.

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TWSBI ECO (Transparent Yellow) fountain pen, stub 1.1mm nib, shown capped and uncapped, highlighting its piston fill mechanism and steel nib. Ideal for beginners and enthusiasts.
TWSBI
ECO (Transparent Yellow) - Stub 1.1mm
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$59.99
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TWSBI ECO (Transparent Yellow) fountain pen, stub 1.1mm nib, shown capped and uncapped, highlighting its piston fill mechanism and steel nib. Ideal for beginners and enthusiasts.
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ECO (Transparent Yellow) - Stub 1.1mm

$59.99

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TWSBI SWIPE (Pear Green) - Extra Fine fountain pen set, featuring a pastel-green body, translucent grip, stainless-steel nib, with cartridge/converter filling system.
TWSBI
SWIPE (Pear Green) - Extra Fine
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$43.50
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TWSBI SWIPE (Pear Green) - Extra Fine fountain pen set, featuring a pastel-green body, translucent grip, stainless-steel nib, with cartridge/converter filling system.

SWIPE (Pear Green) - Extra Fine

$43.50

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TWSBI SWIPE (Pear Green) - Fine fountain pen set, featuring a pastel-green body, translucent grip, stainless-steel nib, with cartridge/converter filling system.
TWSBI
SWIPE (Pear Green) - Fine
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$43.50
X
TWSBI SWIPE (Pear Green) - Fine fountain pen set, featuring a pastel-green body, translucent grip, stainless-steel nib, with cartridge/converter filling system.

SWIPE (Pear Green) - Fine

$43.50

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TWSBI SWIPE (Pear Green) - stub 1.1mm fountain pen set, featuring a pastel-green body, translucent grip, stainless-steel nib, with cartridge/converter filling system.
TWSBI
SWIPE (Pear Green) - Stub 1.1
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$43.50
X
TWSBI SWIPE (Pear Green) - stub 1.1mm fountain pen set, featuring a pastel-green body, translucent grip, stainless-steel nib, with cartridge/converter filling system.

SWIPE (Pear Green) - Stub 1.1

$43.50

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TWSBI SWIPE (Salmon) - Extra Fine fountain pen set, featuring two coral-orange pens with silver accents, one uncapped showing its nib and transparent section.
TWSBI
SWIPE (Salmon) - Extra Fine
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$43.50
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TWSBI SWIPE (Salmon) - Extra Fine fountain pen set, featuring two coral-orange pens with silver accents, one uncapped showing its nib and transparent section.
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SWIPE (Salmon) - Extra Fine

$43.50

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TWSBI Diamond 580 ALR (Punch Pink) - Medium Fountain Pen
TWSBI
Diamond 580 ALR (Punch Pink) - Medium
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$120.00
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TWSBI Diamond 580 ALR (Punch Pink) - Medium Fountain Pen
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Diamond 580 ALR (Punch Pink) - Medium

$120.00

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TWSBI Diamond 580 ALR (Punch Pink) - Stub 1.1 Fountain Pen
TWSBI
Diamond 580 ALR (Punch Pink) - Stub 1.1
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$120.00
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TWSBI Diamond 580 ALR (Punch Pink) - Stub 1.1 Fountain Pen
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Diamond 580 ALR (Punch Pink) - Stub 1.1

$120.00

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Diamond 580AL (Silver) - Medium fountain pen, uncapped, showcasing transparent barrel, steel nib, piston mechanism, and silver trim, with a clear cap featuring a metal clip.
TWSBI
Diamond 580AL (Silver) - Medium
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$120.00
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Diamond 580AL (Silver) - Medium fountain pen, uncapped, showcasing transparent barrel, steel nib, piston mechanism, and silver trim, with a clear cap featuring a metal clip.
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Diamond 580AL (Silver) - Medium

$120.00

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Diamond Mini (Clear) - Broad fountain pens, featuring a transparent body and silver trim; one capped, the other uncapped to show the stainless-steel nib.
TWSBI
Diamond Mini (Clear) - Broad
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$92.00
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Diamond Mini (Clear) - Broad fountain pens, featuring a transparent body and silver trim; one capped, the other uncapped to show the stainless-steel nib.
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Diamond Mini (Clear) - Broad

$92.00

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new ECO (Carrara / Onyx) - Extra Fine
TWSBI
ECO (Carrara / Onyx) - Extra Fine
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$105.00
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ECO (Carrara / Onyx) - Extra Fine
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ECO (Carrara / Onyx) - Extra Fine

$105.00

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new ECO (Carrara / Onyx) - Broad
TWSBI
ECO (Carrara / Onyx) - Broad
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$105.00
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ECO (Carrara / Onyx) - Broad
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ECO (Carrara / Onyx) - Broad

$105.00

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new Diamond 580 ALR (Affogato with Onyx) - Stub 1.1 fountain pen featuring a clear barrel, piston mechanism, and orange metal accents, showcasing its elegant design and functionality.
TWSBI
Diamond 580 ALR (Affogato with Onyx) - Fine
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$155.00
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Diamond 580 ALR (Affogato with Onyx) - Stub 1.1 fountain pen featuring a clear barrel, piston mechanism, and orange metal accents, showcasing its elegant design and functionality.
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Diamond 580 ALR (Affogato with Onyx) - Fine

$155.00

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new Diamond 580 ALR (Affogato with Onyx) - Stub 1.1 fountain pen featuring a clear barrel, piston mechanism, and orange metal accents, showcasing its elegant design and functionality.
TWSBI
Diamond 580 ALR (Affogato with Onyx) - Medium
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$155.00
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Diamond 580 ALR (Affogato with Onyx) - Stub 1.1 fountain pen featuring a clear barrel, piston mechanism, and orange metal accents, showcasing its elegant design and functionality.
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Diamond 580 ALR (Affogato with Onyx) - Medium

$155.00

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new TWSBI ECO fountain pen in Matcha colourway with transparent body and green accents
TWSBI
ECO (Matcha) - Broad
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$59.99
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TWSBI ECO fountain pen in Matcha colourway with transparent body and green accents
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ECO (Matcha) - Broad

$59.99

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new TWSBI ECO fountain pen in Matcha colourway with transparent body and green accents
TWSBI
ECO (Matcha) - Stub 1.1mm
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$59.99
X
TWSBI ECO fountain pen in Matcha colourway with transparent body and green accents
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ECO (Matcha) - Stub 1.1mm

$59.99

TWSBI

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new TWSBI Precision (Gemini Blue) fountain pen with extra fine nib, featuring a faceted barrel, chrome trim, ink-view window, and piston filling mechanism.
TWSBI
Precision (Gemini Blue) - Extra Fine
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$159.00
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TWSBI Precision (Gemini Blue) fountain pen with extra fine nib, featuring a faceted barrel, chrome trim, ink-view window, and piston filling mechanism.
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Precision (Gemini Blue) - Extra Fine

$159.00

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new TWSBI Precision (Gemini Blue) fountain pen with extra fine nib, featuring a faceted barrel, chrome trim, ink-view window, and piston filling mechanism.
TWSBI
Precision (Gemini Blue) - Fine
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$159.00
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TWSBI Precision (Gemini Blue) fountain pen with extra fine nib, featuring a faceted barrel, chrome trim, ink-view window, and piston filling mechanism.
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Precision (Gemini Blue) - Fine

$159.00

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new TWSBI Precision (Gemini Blue) fountain pen with extra fine nib, featuring a faceted barrel, chrome trim, ink-view window, and piston filling mechanism.
TWSBI
Precision (Gemini Blue) - Medium
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$159.00
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TWSBI Precision (Gemini Blue) fountain pen with extra fine nib, featuring a faceted barrel, chrome trim, ink-view window, and piston filling mechanism.
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Precision (Gemini Blue) - Medium

$159.00

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new TWSBI Precision (Gemini Blue) fountain pen with extra fine nib, featuring a faceted barrel, chrome trim, ink-view window, and piston filling mechanism.
TWSBI
Precision (Gemini Blue) - Broad
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$159.00
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TWSBI Precision (Gemini Blue) fountain pen with extra fine nib, featuring a faceted barrel, chrome trim, ink-view window, and piston filling mechanism.
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Precision (Gemini Blue) - Broad

$159.00

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new TWSBI ECO (Espresso/Bronze) - Extra Fine fountain pens showing clear barrels, one uncapped to display the nib and piston-filling mechanism, with brown caps and gold trim.
TWSBI
ECO (Espresso / Bronze) - Stub 1.1
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$95.00
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TWSBI ECO (Espresso/Bronze) - Extra Fine fountain pens showing clear barrels, one uncapped to display the nib and piston-filling mechanism, with brown caps and gold trim.
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ECO (Espresso / Bronze) - Stub 1.1

$95.00

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TWSBI Diamond 580 ALR (Caribbean with Onyx) - Extra Fine fountain pen, featuring a clear body with visible piston mechanism, shown in uncapped and capped positions.
TWSBI
Diamond 580 ALR (Caribbean with Onyx) - Extra Fine
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$155.00
X
TWSBI Diamond 580 ALR (Caribbean with Onyx) - Extra Fine fountain pen, featuring a clear body with visible piston mechanism, shown in uncapped and capped positions.

Diamond 580 ALR (Caribbean with Onyx) - Extra Fine

$155.00

TWSBI

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TWSBI Diamond 580 ALR (Caribbean with Onyx) - Extra Fine fountain pen, featuring a clear body with visible piston mechanism, shown in uncapped and capped positions.
TWSBI
Diamond 580 ALR (Caribbean with Onyx) - Fine
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$155.00
X
TWSBI Diamond 580 ALR (Caribbean with Onyx) - Extra Fine fountain pen, featuring a clear body with visible piston mechanism, shown in uncapped and capped positions.

Diamond 580 ALR (Caribbean with Onyx) - Fine

$155.00

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TWSBI Diamond 580 ALR (Caribbean with Onyx) - Extra Fine fountain pen, featuring a clear body with visible piston mechanism, shown in uncapped and capped positions.
TWSBI
Diamond 580 ALR (Caribbean with Onyx) - Medium
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$155.00
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TWSBI Diamond 580 ALR (Caribbean with Onyx) - Extra Fine fountain pen, featuring a clear body with visible piston mechanism, shown in uncapped and capped positions.

Diamond 580 ALR (Caribbean with Onyx) - Medium

$155.00

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TWSBI Diamond 580 ALR (Caribbean with Onyx) - Extra Fine fountain pen, featuring a clear body with visible piston mechanism, shown in uncapped and capped positions.
TWSBI
Diamond 580 ALR (Caribbean with Onyx) - Broad
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$155.00
X
TWSBI Diamond 580 ALR (Caribbean with Onyx) - Extra Fine fountain pen, featuring a clear body with visible piston mechanism, shown in uncapped and capped positions.

Diamond 580 ALR (Caribbean with Onyx) - Broad

$155.00

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TWSBI Diamond 580 ALR (Caribbean with Onyx) - Extra Fine fountain pen, featuring a clear body with visible piston mechanism, shown in uncapped and capped positions.
TWSBI
Diamond 580 ALR (Caribbean with Onyx) - Stub 1.1
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$165.00
X
TWSBI Diamond 580 ALR (Caribbean with Onyx) - Extra Fine fountain pen, featuring a clear body with visible piston mechanism, shown in uncapped and capped positions.

Diamond 580 ALR (Caribbean with Onyx) - Stub 1.1

$165.00

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TWSBI ECO (Sky Blue) - Extra Fine fountain pen, capped and uncapped, with clear barrel showcasing piston-fill mechanism, sky-blue cap, and stainless steel nib.
TWSBI
ECO (Sky Blue) - Fine
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$59.99
X
TWSBI ECO (Sky Blue) - Extra Fine fountain pen, capped and uncapped, with clear barrel showcasing piston-fill mechanism, sky-blue cap, and stainless steel nib.
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ECO (Sky Blue) - Fine

$59.99

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TWSBI ECO-T (Eggplant) fountain pen with transparent body, purple accents, and mediummm stainless-steel nib, showcasing internal piston-filling mechanism.
TWSBI
ECO-T (Eggplant) - Extra Fine
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$59.99
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TWSBI ECO-T (Eggplant) fountain pen with transparent body, purple accents, and mediummm stainless-steel nib, showcasing internal piston-filling mechanism.
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ECO-T (Eggplant) - Extra Fine

$59.99

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TWSBI ECO-T (Eggplant) fountain pen with transparent body, purple accents, and mediummm stainless-steel nib, showcasing internal piston-filling mechanism.
TWSBI
ECO-T (Eggplant) - Fine
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$59.99
X
TWSBI ECO-T (Eggplant) fountain pen with transparent body, purple accents, and mediummm stainless-steel nib, showcasing internal piston-filling mechanism.
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ECO-T (Eggplant) - Fine

$59.99

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TWSBI Diamond 580 ALR (Iceberg) fountain pen, extra fine nib, clear with light blue accents, showcasing piston-fill mechanism and transparent body.
TWSBI
Diamond 580 ALR (Iceberg) - Extra Fine
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$120.00
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TWSBI Diamond 580 ALR (Iceberg) fountain pen, extra fine nib, clear with light blue accents, showcasing piston-fill mechanism and transparent body.
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Diamond 580 ALR (Iceberg) - Extra Fine

$120.00

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TWSBI Diamond 580 ALR (Iceberg) fountain pen, extra fine nib, clear with light blue accents, showcasing piston-fill mechanism and transparent body.
TWSBI
Diamond 580 ALR (Iceberg) - Broad
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$120.00
X
TWSBI Diamond 580 ALR (Iceberg) fountain pen, extra fine nib, clear with light blue accents, showcasing piston-fill mechanism and transparent body.
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Diamond 580 ALR (Iceberg) - Broad

$120.00

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TWSBI ECO fountain pen in Caffe/Bronze, featuring a broad nib, clear barrel, and piston fill mechanism. One pen is capped, the other uncapped, revealing the nib.
TWSBI
ECO (Caffe / Bronze) - Broad
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$95.00
X
TWSBI ECO fountain pen in Caffe/Bronze, featuring a broad nib, clear barrel, and piston fill mechanism. One pen is capped, the other uncapped, revealing the nib.
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ECO (Caffe / Bronze) - Broad

$95.00

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TWSBI ECO (Dark Sapphire) fountain pen, stub 1.1 nib, showcasing clear barrel and bright blue cap; one pen capped, one uncapped revealing metal nib.
TWSBI
ECO (Dark Sapphire) - Stub 1.1
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$59.99
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TWSBI ECO (Dark Sapphire) fountain pen, stub 1.1 nib, showcasing clear barrel and bright blue cap; one pen capped, one uncapped revealing metal nib.
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ECO (Dark Sapphire) - Stub 1.1

$59.99

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TWSBI Kai (LE) - Medium fountain pen with blue-black marbled resin, rose-gold trim, and gold nib. Includes ink window and screw-on cap.
TWSBI
TWSBI Kai (LE) - Medium
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$235.00
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TWSBI Kai (LE) - Medium fountain pen with blue-black marbled resin, rose-gold trim, and gold nib. Includes ink window and screw-on cap.
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TWSBI Kai (LE) - Medium

$235.00

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TWSBI Diamond 580 ALR (Sunset Yellow) - Broad fountain pen, showcasing a clear body with metallic trim, featuring a piston-filling mechanism and detachable parts for easy maintenance.
TWSBI
Diamond 580 ALR (Sunset Yellow) - Broad
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$120.00
X
TWSBI Diamond 580 ALR (Sunset Yellow) - Broad fountain pen, showcasing a clear body with metallic trim, featuring a piston-filling mechanism and detachable parts for easy maintenance.

Diamond 580 ALR (Sunset Yellow) - Broad

$120.00

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TWSBI Diamond 580 ALR (Sunset Yellow) - Stub 1.1 nib fountain pen, showcasing a clear body with metallic trim, featuring a piston-filling mechanism and detachable parts for easy maintenance.
TWSBI
Diamond 580 ALR (Sunset Yellow) - Stub 1.1
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$120.00
X
TWSBI Diamond 580 ALR (Sunset Yellow) - Stub 1.1 nib fountain pen, showcasing a clear body with metallic trim, featuring a piston-filling mechanism and detachable parts for easy maintenance.

Diamond 580 ALR (Sunset Yellow) - Stub 1.1

$120.00

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TWSBI ECO (Heat) - Stub 1.1 fountain pens, featuring clear barrels with bright orange caps, one capped and one uncapped, highlighting the metal nib and piston mechanism.
TWSBI
ECO (Heat) - Stub 1.1
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$59.99
X
TWSBI ECO (Heat) - Stub 1.1 fountain pens, featuring clear barrels with bright orange caps, one capped and one uncapped, highlighting the metal nib and piston mechanism.

ECO (Heat) - Stub 1.1

$59.99

TWSBI

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TWSBI Diamond Mini AL (Grape) fountain pen, extra fine nib, with clear barrel and purple trim, showcasing a visible piston mechanism and branded cap.
TWSBI
Diamond Mini AL (Grape) - Extra Fine
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$109.00
X
TWSBI Diamond Mini AL (Grape) fountain pen, extra fine nib, with clear barrel and purple trim, showcasing a visible piston mechanism and branded cap.

Diamond Mini AL (Grape) - Extra Fine

$109.00

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TWSBI SWIPE (Blue Ice) Extra Fine fountain pen, shown capped and with nib exposed, featuring a cartridge/converter system and stainless steel nib in a to-go box.
TWSBI
SWIPE (Blue Ice) - Extra Fine
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$43.50
X
TWSBI SWIPE (Blue Ice) Extra Fine fountain pen, shown capped and with nib exposed, featuring a cartridge/converter system and stainless steel nib in a to-go box.
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SWIPE (Blue Ice) - Extra Fine

$43.50

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TWSBI SWIPE (Blue Ice) Fine fountain pen, shown capped and with nib exposed, featuring a cartridge/converter system and stainless steel nib in a to-go box.
TWSBI
SWIPE (Blue Ice) - Fine
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$43.50
X
TWSBI SWIPE (Blue Ice) Fine fountain pen, shown capped and with nib exposed, featuring a cartridge/converter system and stainless steel nib in a to-go box.
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SWIPE (Blue Ice) - Fine

$43.50

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TWSBI SWIPE (Blue Ice) Medium fountain pen, shown capped and with nib exposed, featuring a cartridge/converter system and stainless steel nib in a to-go box.
TWSBI
SWIPE (Blue Ice) - Medium
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$43.50
X
TWSBI SWIPE (Blue Ice) Medium fountain pen, shown capped and with nib exposed, featuring a cartridge/converter system and stainless steel nib in a to-go box.
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SWIPE (Blue Ice) - Medium

$43.50

TWSBI

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