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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Two TWSBI GO (Sapphire) - Fine fountain pens, one capped and one uncapped, displaying a stainless-steel nib and piston ink reservoir.
TWSBI
GO (Sapphire) - Fine
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$35.00
X
Two TWSBI GO (Sapphire) - Fine fountain pens, one capped and one uncapped, displaying a stainless-steel nib and piston ink reservoir.

GO (Sapphire) - Fine

$35.00

TWSBI

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Diamond 580 ALR (Nickel Gray) - Extra Fine fountain pen featuring a transparent body, visible piston-filling mechanism, and matte aluminum detailing for elegant writing.
TWSBI
Diamond 580 ALR (Nickel Gray) - Extra Fine
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$120.00
X
Diamond 580 ALR (Nickel Gray) - Extra Fine fountain pen featuring a transparent body, visible piston-filling mechanism, and matte aluminum detailing for elegant writing.
/ 1 / 2 / 3

Diamond 580 ALR (Nickel Gray) - Extra Fine

$120.00

TWSBI

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VAC 700R (Clear) - Extra Fine fountain pen with a transparent body, visible metal nib, and branded TWSBI cap beside it, showcasing its vacuum ink reservoir.
TWSBI
VAC 700R (Clear) - Extra Fine
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$129.00
X
VAC 700R (Clear) - Extra Fine fountain pen with a transparent body, visible metal nib, and branded TWSBI cap beside it, showcasing its vacuum ink reservoir.
/ 1 / 2 / 3

VAC 700R (Clear) - Extra Fine

$129.00

TWSBI

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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.
TWSBI
ECO (Espresso / Bronze) - Medium
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$95.00
X
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.
/ 1 / 2 / 3

ECO (Espresso / Bronze) - Medium

$95.00

TWSBI

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

ECO (Persian Green) - Fine

$59.99

TWSBI

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

ECO (Persian Green) - Medium

$59.99

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TWSBI ECO-T (Saffron) - Medium Fountain Pen
TWSBI
ECO-T (Saffron) - Medium
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$59.99
X
TWSBI ECO-T (Saffron) - Medium Fountain Pen
/ 1 / 2

ECO-T (Saffron) - Medium

$59.99

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TWSBI ECO-T (Saffron) - Stub 1.1mm Fountain Pen
TWSBI
ECO-T (Saffron) - Stub 1.1mm
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$59.99
X
TWSBI ECO-T (Saffron) - Stub 1.1mm Fountain Pen
/ 1 / 2

ECO-T (Saffron) - Stub 1.1mm

$59.99

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TWSBI ECO (Cerulean) - Medium Fountain Pen
TWSBI
ECO (Cerulean) - Medium
-
$59.99
X
TWSBI ECO (Cerulean) - Medium Fountain Pen

ECO (Cerulean) - Medium

$59.99

TWSBI

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TWSBI Diamond 580 ALR (Navy Blue) - Fine Fountain Pen
TWSBI
Diamond 580 ALR (Navy Blue) - Fine
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$120.00
X
TWSBI Diamond 580 ALR (Navy Blue) - Fine Fountain Pen

Diamond 580 ALR (Navy Blue) - Fine

$120.00

TWSBI

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TWSBI SWIPE (Smoke) - Broad Fountain Pen
TWSBI
SWIPE (Smoke) - Broad
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$43.50
X
TWSBI SWIPE (Smoke) - Broad Fountain Pen
/ 1 / 2 / 3

SWIPE (Smoke) - Broad

$43.50

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TWSBI ECO-T (Mint Blue) - Extra Fine Fountain Pen
TWSBI
ECO-T (Mint Blue) - Extra Fine
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$59.99
X
TWSBI ECO-T (Mint Blue) - Extra Fine Fountain Pen

ECO-T (Mint Blue) - Extra Fine

$59.99

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TWSBI ECO-T (Mint Blue) - Broad Fountain Pen
TWSBI
ECO-T (Mint Blue) - Broad
-
$59.99
X
TWSBI ECO-T (Mint Blue) - Broad Fountain Pen

ECO-T (Mint Blue) - Broad

$59.99

TWSBI

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ECO-T (Clear) - Extra Fine fountain pen with transparent barrel, visible nib, piston ink-filling mechanism, and clear cap with metal clip. Designed for improved grip technique.
TWSBI
ECO-T (Clear) - Extra Fine
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$59.99
X
ECO-T (Clear) - Extra Fine fountain pen with transparent barrel, visible nib, piston ink-filling mechanism, and clear cap with metal clip. Designed for improved grip technique.
/ 1 / 2 / 3

ECO-T (Clear) - Extra Fine

$59.99

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TWSBI GO (Sapphire) - Extra Fine pen with clear body, translucent cap, blue barrel, steel nib, and visible piston filling mechanism, shown capped and uncapped.
TWSBI
GO (Sapphire) - Extra Fine
-
$35.00
X
TWSBI GO (Sapphire) - Extra Fine pen with clear body, translucent cap, blue barrel, steel nib, and visible piston filling mechanism, shown capped and uncapped.

GO (Sapphire) - Extra Fine

$35.00

TWSBI

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TWSBI VAC 700R (Clear) - Fine fountain pen, transparent barrel with piston mechanism, silver nib, clear cap with red TWSBI logo, uncapped.
TWSBI
VAC 700R (Clear) - Fine
-
$129.00
X
TWSBI VAC 700R (Clear) - Fine fountain pen, transparent barrel with piston mechanism, silver nib, clear cap with red TWSBI logo, uncapped.
/ 1 / 2 / 3

VAC 700R (Clear) - Fine

$129.00

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new ECO (Carrara / Onyx) - Stub 1.1
TWSBI
ECO (Carrara / Onyx) - Stub 1.1
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$105.00
X
ECO (Carrara / Onyx) - Stub 1.1
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ECO (Carrara / Onyx) - Stub 1.1

$105.00

TWSBI

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ECO (Irish Green/Onyx) - Extra Fine fountain pen with a clear barrel, green trim, capped and uncapped, revealing the black steel nib and piston fill mechanism.
TWSBI
ECO (Irish Green/ Onyx) - Extra Fine
-
$95.00
X
ECO (Irish Green/Onyx) - Extra Fine fountain pen with a clear barrel, green trim, capped and uncapped, revealing the black steel nib and piston fill mechanism.
/ 1 / 2 / 3

ECO (Irish Green/ Onyx) - Extra Fine

$95.00

TWSBI

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TWSBI ECO (Indigo Blue / Bronze) - Stub 1.1 Fountain Pen
TWSBI
ECO (Indigo Blue / Bronze) - Stub 1.1
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$95.00
X
TWSBI ECO (Indigo Blue / Bronze) - Stub 1.1 Fountain Pen

ECO (Indigo Blue / Bronze) - Stub 1.1

$95.00

TWSBI

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

ECO (Cerulean) - Fine

$59.99

TWSBI

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TWSBI Diamond 580 (Iris) - Stub 1.1 Fountain Pen
TWSBI
Diamond 580 (Iris) - Stub 1.1
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$165.00
X
TWSBI Diamond 580 (Iris) - Stub 1.1 Fountain Pen
/ 1 / 2 / 3 / 4

Diamond 580 (Iris) - Stub 1.1

$165.00

TWSBI

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TWSBI Diamond Mini Rose Gold II (White) - Extra Fine Fountain Pen
TWSBI
Diamond Mini Rose Gold II (White) - Extra Fine
-
$135.00
X
TWSBI Diamond Mini Rose Gold II (White) - Extra Fine Fountain Pen

Diamond Mini Rose Gold II (White) - Extra Fine

$135.00

TWSBI

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Diamond 580 (Smoke/Rose Gold) - Extra Fine fountain pens, featuring clear barrels with piston-filling. One capped, one uncapped; rose-gold trim and steel nib visible.
TWSBI
Diamond 580 (Smoke/Rose Gold) - Extra Fine
-
$155.00
X
Diamond 580 (Smoke/Rose Gold) - Extra Fine fountain pens, featuring clear barrels with piston-filling. One capped, one uncapped; rose-gold trim and steel nib visible.

Diamond 580 (Smoke/Rose Gold) - Extra Fine

$155.00

TWSBI

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TWSBI ECO (White/ Rose Gold) - Broad Fountain Pen
TWSBI
ECO (White/ Rose Gold) - Broad
-
$95.00
X
TWSBI ECO (White/ Rose Gold) - Broad Fountain Pen

ECO (White/ Rose Gold) - Broad

$95.00

TWSBI

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VAC Mini (Clear) - Medium fountain pen showcasing a transparent acrylic body, vacuum filling mechanism, stainless-steel nib, and a screw-on cap with a red TWSBI logo.
TWSBI
VAC Mini (Clear) - Medium
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$110.00
X
VAC Mini (Clear) - Medium fountain pen showcasing a transparent acrylic body, vacuum filling mechanism, stainless-steel nib, and a screw-on cap with a red TWSBI logo.

VAC Mini (Clear) - Medium

$110.00

TWSBI

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TWSBI ECO (White) - Broad: A clear demonstrator fountain pen, featuring a silver-trim, piston-fill mechanism, with cap on and off, revealing the steel nib and ink reservoir.
TWSBI
ECO (White) - Broad
-
$59.99
X
TWSBI ECO (White) - Broad: A clear demonstrator fountain pen, featuring a silver-trim, piston-fill mechanism, with cap on and off, revealing the steel nib and ink reservoir.

ECO (White) - Broad

$59.99

TWSBI

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VAC Mini (Clear) - Fine, a transparent TWSBI fountain pen with visible piston-filling mechanism and stainless steel nib, alongside its clear screw-on cap. Sold Out
TWSBI
VAC Mini (Clear) - Fine
-
$110.00
X
VAC Mini (Clear) - Fine, a transparent TWSBI fountain pen with visible piston-filling mechanism and stainless steel nib, alongside its clear screw-on cap.
Sold Out

VAC Mini (Clear) - Fine

$110.00

TWSBI

This product is sold out

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VAC Mini (Clear) - Extra Fine fountain pen with transparent barrel, visible piston-filling mechanism, stainless steel nib, and cap off to the side. Sold Out
TWSBI
VAC Mini (Clear) - Extra Fine
-
$110.00
X
VAC Mini (Clear) - Extra Fine fountain pen with transparent barrel, visible piston-filling mechanism, stainless steel nib, and cap off to the side.
Sold Out

VAC Mini (Clear) - Extra Fine

$110.00

TWSBI

This product is sold out

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new ECO (Plum / Onyx) - Medium Sold Out
TWSBI
ECO (Plum / Onyx) - Medium
-
$105.00
X
ECO (Plum / Onyx) - Medium
/ 1 / 2 / 3
Sold Out

ECO (Plum / Onyx) - Medium

$105.00

TWSBI

This product is sold out

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new ECO (Carrara / Onyx) - Medium Sold Out
TWSBI
ECO (Carrara / Onyx) - Medium
-
$105.00
X
ECO (Carrara / Onyx) - Medium
/ 1 / 2 / 3 / 4
Sold Out

ECO (Carrara / Onyx) - Medium

$105.00

TWSBI

This product is sold out

More Details →
new TWSBI ECO fountain pen in Serpentine colourway with copper accents, displayed on a natural wooden surface Sold Out
TWSBI
ECO (Serpentine / Bronze) - Extra Fine
-
$105.00
X
TWSBI ECO fountain pen in Serpentine colourway with copper accents, displayed on a natural wooden surface
/ 1 / 2 / 3 / 4 / 5
Sold Out

ECO (Serpentine / Bronze) - Extra Fine

$105.00

TWSBI

This product is sold out

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new TWSBI ECO fountain pen in Serpentine colourway with copper accents, displayed on a natural wooden surface Sold Out
TWSBI
ECO (Serpentine / Bronze) - Fine
-
$105.00
X
TWSBI ECO fountain pen in Serpentine colourway with copper accents, displayed on a natural wooden surface
/ 1 / 2 / 3 / 4 / 5
Sold Out

ECO (Serpentine / Bronze) - Fine

$105.00

TWSBI

This product is sold out

More Details →
new TWSBI ECO fountain pen in Serpentine colourway with copper accents, displayed on a natural wooden surface Sold Out
TWSBI
ECO (Serpentine / Bronze) - Medium
-
$105.00
X
TWSBI ECO fountain pen in Serpentine colourway with copper accents, displayed on a natural wooden surface
/ 1 / 2 / 3 / 4 / 5
Sold Out

ECO (Serpentine / Bronze) - Medium

$105.00

TWSBI

This product is sold out

More Details →
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. Sold Out
TWSBI
ECO (Espresso / Bronze) - Fine
-
$95.00
X
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.
/ 1 / 2 / 3
Sold Out

ECO (Espresso / Bronze) - Fine

$95.00

TWSBI

This product is sold out

More Details →
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. Sold Out
TWSBI
ECO (Espresso / Bronze) - Extra Fine
-
$95.00
X
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.
/ 1 / 2 / 3
Sold Out

ECO (Espresso / Bronze) - Extra Fine

$95.00

TWSBI

This product is sold out

More Details →
TWSBI Diamond 580 ALR (Prussian Blue) - Extra Fine Fountain Pen Sold Out
TWSBI
Diamond 580 ALR (Prussian Blue) - Extra Fine
-
$120.00
X
TWSBI Diamond 580 ALR (Prussian Blue) - Extra Fine Fountain Pen
Sold Out

Diamond 580 ALR (Prussian Blue) - Extra Fine

$120.00

TWSBI

This product is sold out

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ECO-T (Yellow Green) - Fine fountain pen with clear barrel showing piston mechanism; cap in bright lime/yellow with chrome clip and TWSBI branding. Sold Out
TWSBI
ECO-T (Yellow Green) - Fine
-
$59.99
X
ECO-T (Yellow Green) - Fine fountain pen with clear barrel showing piston mechanism; cap in bright lime/yellow with chrome clip and TWSBI branding.
/ 1 / 2
Sold Out

ECO-T (Yellow Green) - Fine

$59.99

TWSBI

This product is sold out

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ECO (Irish Green/Onyx) - Extra Fine fountain pen with a clear barrel, green trim, capped and uncapped, revealing the black steel nib and piston fill mechanism. Sold Out
TWSBI
ECO (Irish Green/ Onyx) - Stub 1.1
-
$95.00
X
ECO (Irish Green/Onyx) - Extra Fine fountain pen with a clear barrel, green trim, capped and uncapped, revealing the black steel nib and piston fill mechanism.
/ 1 / 2 / 3
Sold Out

ECO (Irish Green/ Onyx) - Stub 1.1

$95.00

TWSBI

This product is sold out

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ECO-T (Blue) - Fine: Clear-barrel, piston-filling fountain pen with a bright blue cap and end knob, featuring a stainless nib and TWSBI logo on the cap band. Sold Out
TWSBI
ECO-T (Blue) - Fine
-
$59.99
X
ECO-T (Blue) - Fine: Clear-barrel, piston-filling fountain pen with a bright blue cap and end knob, featuring a stainless nib and TWSBI logo on the cap band.
/ 1 / 2
Sold Out

ECO-T (Blue) - Fine

$59.99

TWSBI

This product is sold out

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new ECO (Plum / Onyx) - Broad Sold Out
TWSBI
ECO (Plum / Onyx) - Broad
-
$105.00
X
ECO (Plum / Onyx) - Broad
/ 1 / 2 / 3
Sold Out

ECO (Plum / Onyx) - Broad

$105.00

TWSBI

This product is sold out

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