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 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) - Fine
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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) - Fine

$120.00

TWSBI

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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) - Medium
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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) - Medium

$120.00

TWSBI

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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) - Stub 1.1
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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) - Stub 1.1

$120.00

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

$59.99

TWSBI

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TWSBI Diamond 580 ALR (Black) - Broad Fountain Pen
TWSBI
Diamond 580 ALR (Black) - Broad
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$120.00
X
TWSBI Diamond 580 ALR (Black) - Broad Fountain Pen
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Diamond 580 ALR (Black) - Broad

$120.00

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TWSBI Diamond 580 ALR (Black) - Stub 1.1 Fountain Pen
TWSBI
Diamond 580 ALR (Black) - Stub 1.1
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$120.00
X
TWSBI Diamond 580 ALR (Black) - Stub 1.1 Fountain Pen
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Diamond 580 ALR (Black) - Stub 1.1

$120.00

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TWSBI TWSBI Kai (LE) - Extra Fine Fountain Pen
TWSBI
TWSBI Kai (LE) - Extra Fine
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$235.00
X
TWSBI TWSBI Kai (LE) - Extra Fine Fountain Pen
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TWSBI Kai (LE) - Extra Fine

$235.00

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TWSBI TWSBI Kai (LE) - Fine Fountain Pen
TWSBI
TWSBI Kai (LE) - Fine
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$235.00
X
TWSBI TWSBI Kai (LE) - Fine Fountain Pen
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TWSBI Kai (LE) - Fine

$235.00

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TWSBI Diamond 580 ALR (Sunset Yellow) - Extra Fine Fountain Pen
TWSBI
Diamond 580 ALR (Sunset Yellow) - Extra Fine
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$120.00
X
TWSBI Diamond 580 ALR (Sunset Yellow) - Extra Fine Fountain Pen

Diamond 580 ALR (Sunset Yellow) - Extra Fine

$120.00

TWSBI

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TWSBI Diamond 580 ALR (Sunset Yellow) - Fine Fountain Pen
TWSBI
Diamond 580 ALR (Sunset Yellow) - Fine
-
$120.00
X
TWSBI Diamond 580 ALR (Sunset Yellow) - Fine Fountain Pen

Diamond 580 ALR (Sunset Yellow) - Fine

$120.00

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TWSBI Diamond 580 ALR (Sunset Yellow) - Medium Fountain Pen
TWSBI
Diamond 580 ALR (Sunset Yellow) - Medium
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$120.00
X
TWSBI Diamond 580 ALR (Sunset Yellow) - Medium Fountain Pen

Diamond 580 ALR (Sunset Yellow) - Medium

$120.00

TWSBI

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TWSBI Diamond 580 ALR (Sunset Yellow) - Stub 1.1 Fountain Pen
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 Fountain Pen

Diamond 580 ALR (Sunset Yellow) - Stub 1.1

$120.00

TWSBI

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TWSBI ECO (Heat) - Fine Fountain Pen
TWSBI
ECO (Heat) - Fine
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$59.99
X
TWSBI ECO (Heat) - Fine Fountain Pen

ECO (Heat) - Fine

$59.99

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TWSBI ECO (Heat) - Stub 1.1 Fountain Pen
TWSBI
ECO (Heat) - Stub 1.1
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$59.99
X
TWSBI ECO (Heat) - Stub 1.1 Fountain Pen

ECO (Heat) - Stub 1.1

$59.99

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TWSBI Diamond Mini AL (Grape) - Extra Fine Fountain Pen
TWSBI
Diamond Mini AL (Grape) - Extra Fine
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$109.00
X
TWSBI Diamond Mini AL (Grape) - Extra Fine Fountain Pen

Diamond Mini AL (Grape) - Extra Fine

$109.00

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TWSBI Diamond Mini AL (Grape) - Stub 1.1 Fountain Pen
TWSBI
Diamond Mini AL (Grape) - Stub 1.1
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$115.00
X
TWSBI Diamond Mini AL (Grape) - Stub 1.1 Fountain Pen

Diamond Mini AL (Grape) - Stub 1.1

$115.00

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TWSBI ECO (Persian Green) - Extra Fine Fountain Pen
TWSBI
ECO (Persian Green) - Extra Fine
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$59.99
X
TWSBI ECO (Persian Green) - Extra Fine Fountain Pen

ECO (Persian Green) - Extra Fine

$59.99

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TWSBI ECO-T Pen and Ink Set (Royal Jade / Rose Gold) - Broad Fountain Pen
TWSBI
ECO-T Pen and Ink Set (Royal Jade / Rose Gold) - Broad
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$129.00
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TWSBI ECO-T Pen and Ink Set (Royal Jade / Rose Gold) - Broad Fountain Pen
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ECO-T Pen and Ink Set (Royal Jade / Rose Gold) - Broad

$129.00

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TWSBI ECO (Glow Purple) - Extra Fine Fountain Pen
TWSBI
ECO (Glow Purple) - Extra Fine
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$59.99
X
TWSBI ECO (Glow Purple) - Extra Fine Fountain Pen
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ECO (Glow Purple) - Extra Fine

$59.99

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TWSBI Diamond 580 (Iris) - Broad Fountain Pen
TWSBI
Diamond 580 (Iris) - Broad
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$155.00
X
TWSBI Diamond 580 (Iris) - Broad Fountain Pen
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Diamond 580 (Iris) - Broad

$155.00

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TWSBI ECO (Transparent Yellow) - Stub 1.1mm Fountain Pen
TWSBI
ECO (Transparent Yellow) - Stub 1.1mm
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$59.99
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TWSBI ECO (Transparent Yellow) - Stub 1.1mm Fountain Pen
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ECO (Transparent Yellow) - Stub 1.1mm

$59.99

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TWSBI SWIPE (Pear Green) - Extra Fine Fountain Pen
TWSBI
SWIPE (Pear Green) - Extra Fine
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$43.50
X
TWSBI SWIPE (Pear Green) - Extra Fine Fountain Pen

SWIPE (Pear Green) - Extra Fine

$43.50

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TWSBI SWIPE (Pear Green) - Fine Fountain Pen
TWSBI
SWIPE (Pear Green) - Fine
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$43.50
X
TWSBI SWIPE (Pear Green) - Fine Fountain Pen

SWIPE (Pear Green) - Fine

$43.50

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TWSBI SWIPE (Pear Green) - Stub 1.1 Fountain Pen
TWSBI
SWIPE (Pear Green) - Stub 1.1
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$43.50
X
TWSBI SWIPE (Pear Green) - Stub 1.1 Fountain Pen

SWIPE (Pear Green) - Stub 1.1

$43.50

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TWSBI SWIPE (Salmon) - Extra Fine Fountain Pen
TWSBI
SWIPE (Salmon) - Extra Fine
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$43.50
X
TWSBI SWIPE (Salmon) - Extra Fine Fountain Pen
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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
X
TWSBI Diamond 580 ALR (Punch Pink) - Medium Fountain Pen
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Diamond 580 ALR (Punch Pink) - Medium

$120.00

TWSBI

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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
X
TWSBI Diamond 580 ALR (Punch Pink) - Stub 1.1 Fountain Pen
/ 1 / 2 / 3

Diamond 580 ALR (Punch Pink) - Stub 1.1

$120.00

TWSBI

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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
X
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
X
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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VAC Mini (Smoke) - Broad fountain pen, clear-bodied with a visible metal nib and piston-fill mechanism, cap off, showcasing its transparent design and vacuum system.
TWSBI
VAC Mini (Smoke) - Broad
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$110.00
X
VAC Mini (Smoke) - Broad fountain pen, clear-bodied with a visible metal nib and piston-fill mechanism, cap off, showcasing its transparent design and vacuum system.
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VAC Mini (Smoke) - Broad

$110.00

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VAC Mini (Smoke) - Medium fountain pen with clear barrel, silver nib, black feed, and transparent cap featuring a metal clip and colored logo.
TWSBI
VAC Mini (Smoke) - Medium
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$110.00
X
VAC Mini (Smoke) - Medium fountain pen with clear barrel, silver nib, black feed, and transparent cap featuring a metal clip and colored logo.
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VAC Mini (Smoke) - Medium

$110.00

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new ECO (Carrara / Onyx) - Broad
TWSBI
ECO (Carrara / Onyx) - Broad
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$105.00
X
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
X
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 TWSBI ECO fountain pen in Matcha colourway with transparent body and green accents
TWSBI
ECO (Matcha) - Broad
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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) - Broad

$59.99

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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
X
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
-
$159.00
X
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
X
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

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) - Broad
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$159.00
X
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

TWSBI

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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. Sold Out
TWSBI
ECO (Dark Sapphire) - Stub 1.1
-
$59.99
X
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.
/ 1 / 2
Sold Out

ECO (Dark Sapphire) - Stub 1.1

$59.99

TWSBI

This product is sold out

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VAC Mini (Smoke) - Fine fountain pen with a clear barrel, visible piston-filling mechanism, black grip, steel nib, and cap set aside. Ideal for travel. Sold Out
TWSBI
VAC Mini (Smoke) - Fine
-
$110.00
X
VAC Mini (Smoke) - Fine fountain pen with a clear barrel, visible piston-filling mechanism, black grip, steel nib, and cap set aside. Ideal for travel.
/ 1 / 2 / 3
Sold Out

VAC Mini (Smoke) - Fine

$110.00

TWSBI

This product is sold out

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