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

ECO (White/ Rose Gold) - Broad

$95.00

TWSBI

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TWSBI Black - 2ml ink shown with a plush, velvety dark brown-black pad, resembling a small mat or coaster with mottled shading.
TWSBI
TWSBI Black - 2ml
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$2.00
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TWSBI Black - 2ml ink shown with a plush, velvety dark brown-black pad, resembling a small mat or coaster with mottled shading.
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TWSBI Black - 2ml

$2.00

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TWSBI 1791 - Sky Blue - 18ml ink in a frosted square glass bottle with gold branding and a red plastic cap, inspired by Chinese classical literature.
TWSBI
TWSBI 1791 - Sky Blue - 18ml
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$12.00
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TWSBI 1791 - Sky Blue - 18ml ink in a frosted square glass bottle with gold branding and a red plastic cap, inspired by Chinese classical literature.
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TWSBI 1791 - Sky Blue - 18ml

$12.00

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TWSBI TWSBI 1791 - Emerald Green - 18ml Bottled Ink
TWSBI
TWSBI 1791 - Emerald Green - 18ml
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$12.00
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TWSBI TWSBI 1791 - Emerald Green - 18ml Bottled Ink
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TWSBI 1791 - Emerald Green - 18ml

$12.00

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Diamond Mini Nib Set - Stub 1.5, features a stainless-steel nib with engravings, black ink-feed, and transparent plastic section for TWSBI Diamond Mini fountain pens.
TWSBI
Diamond Mini Nib Set - Stub 1.5
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$38.50
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Diamond Mini Nib Set - Stub 1.5, features a stainless-steel nib with engravings, black ink-feed, and transparent plastic section for TWSBI Diamond Mini fountain pens.

Diamond Mini Nib Set - Stub 1.5

$38.50

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Diamond Mini Nib Set - Stub 1.1 features a steel nib with decorative engraving, black feed, and clear ink converter compatible with TWSBI Diamond Mini fountain pens.
TWSBI
Diamond Mini Nib Set - Stub 1.1
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$38.50
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Diamond Mini Nib Set - Stub 1.1 features a steel nib with decorative engraving, black feed, and clear ink converter compatible with TWSBI Diamond Mini fountain pens.

Diamond Mini Nib Set - Stub 1.1

$38.50

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VAC Mini Nib Set - Stub 1.1 features a steel nib and transparent feed section, designed for TWSBI VAC Mini fountain pens to enhance writing versatility.
TWSBI
VAC Mini Nib Set - Stub 1.1
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$39.50
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VAC Mini Nib Set - Stub 1.1 features a steel nib and transparent feed section, designed for TWSBI VAC Mini fountain pens to enhance writing versatility.

VAC Mini Nib Set - Stub 1.1

$39.50

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
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$59.99
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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.

ECO (White) - Broad

$59.99

TWSBI

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TWSBI ECO (Caffe / Bronze) - Extra Fine Fountain Pen
TWSBI
ECO (Caffe / Bronze) - Extra Fine
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$95.00
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TWSBI ECO (Caffe / Bronze) - Extra Fine Fountain Pen
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ECO (Caffe / Bronze) - Extra Fine

$95.00

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TWSBI ECO (Caffe / Bronze) - Stub 1.1 Fountain Pen
TWSBI
ECO (Caffe / Bronze) - Stub 1.1
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$95.00
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TWSBI ECO (Caffe / Bronze) - Stub 1.1 Fountain Pen
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ECO (Caffe / Bronze) - Stub 1.1

$95.00

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

$95.00

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TWSBI ECO (Glow Purple) - Broad Fountain Pen
TWSBI
ECO (Glow Purple) - Broad
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$59.99
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TWSBI ECO (Glow Purple) - Broad Fountain Pen
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ECO (Glow Purple) - Broad

$59.99

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TWSBI Diamond 580 (Iris) - Fine Fountain Pen
TWSBI
Diamond 580 (Iris) - Fine
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$155.00
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TWSBI Diamond 580 (Iris) - Fine Fountain Pen
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Diamond 580 (Iris) - Fine

$155.00

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TWSBI Diamond 580 (White/Rose Gold) - Fine Fountain Pen
TWSBI
Diamond 580 (White/Rose Gold) - Fine
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$155.00
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TWSBI Diamond 580 (White/Rose Gold) - Fine Fountain Pen

Diamond 580 (White/Rose Gold) - Fine

$155.00

TWSBI

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TWSBI TWSBI 1791 - Tangerine - 2ml Ink Sample
TWSBI
TWSBI 1791 - Tangerine - 2ml
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$2.50
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TWSBI TWSBI 1791 - Tangerine - 2ml Ink Sample
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TWSBI 1791 - Tangerine - 2ml

$2.50

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TWSBI SWIPE (Pear Green) - Medium Fountain Pen
TWSBI
SWIPE (Pear Green) - Medium
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$43.50
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TWSBI SWIPE (Pear Green) - Medium Fountain Pen

SWIPE (Pear Green) - Medium

$43.50

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TWSBI SWIPE (Smoke) - Medium Fountain Pen
TWSBI
SWIPE (Smoke) - Medium
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$43.50
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TWSBI SWIPE (Smoke) - Medium Fountain Pen
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SWIPE (Smoke) - Medium

$43.50

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TWSBI SWIPE (Prussian Blue) - Extra Fine Fountain Pen
TWSBI
SWIPE (Prussian Blue) - Extra Fine
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$43.50
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TWSBI SWIPE (Prussian Blue) - Extra Fine Fountain Pen
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SWIPE (Prussian Blue) - Extra Fine

$43.50

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TWSBI SWIPE (Prussian Blue) - Broad Fountain Pen
TWSBI
SWIPE (Prussian Blue) - Broad
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$43.50
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TWSBI SWIPE (Prussian Blue) - Broad Fountain Pen
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SWIPE (Prussian Blue) - Broad

$43.50

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TWSBI Diamond 580 ALR (Prussian Blue) - Broad fountain pen, clear body, aluminium grip, uncapped showing metal nib and section, with screw-on cap beside it.
TWSBI
Diamond 580 ALR (Prussian Blue) - Broad
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$120.00
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TWSBI Diamond 580 ALR (Prussian Blue) - Broad fountain pen, clear body, aluminium grip, uncapped showing metal nib and section, with screw-on cap beside it.

Diamond 580 ALR (Prussian Blue) - Broad

$120.00

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Diamond 580 ALR (Prussian Blue) - Stub 1.1 fountain pen with transparent barrel and cap, blue metal trim, steel nib, and piston-filling mechanism.
TWSBI
Diamond 580 ALR (Prussian Blue) - Stub 1.1
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$120.00
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Diamond 580 ALR (Prussian Blue) - Stub 1.1 fountain pen with transparent barrel and cap, blue metal trim, steel nib, and piston-filling mechanism.

Diamond 580 ALR (Prussian Blue) - Stub 1.1

$120.00

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TWSBI TWSBI 1791 - Pink - 18ml Bottled Ink
TWSBI
TWSBI 1791 - Pink - 18ml
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$12.00
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TWSBI TWSBI 1791 - Pink - 18ml Bottled Ink
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TWSBI 1791 - Pink - 18ml

$12.00

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ECO-T (Clear) - Stub 1.1mm fountain pen showcasing a transparent barrel with visible piston filling mechanism and pronounced grip for enhanced writing technique.
TWSBI
ECO-T (Clear) - Stub 1.1mm
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$59.99
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ECO-T (Clear) - Stub 1.1mm fountain pen showcasing a transparent barrel with visible piston filling mechanism and pronounced grip for enhanced writing technique.
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ECO-T (Clear) - Stub 1.1mm

$59.99

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TWSBI ECO (Transparent Blue) - Broad fountain pen with clear barrel, translucent blue cap and tail, featuring a piston-fill mechanism for visible ink movement.
TWSBI
ECO (Transparent Blue) - Broad
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$59.99
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TWSBI ECO (Transparent Blue) - Broad fountain pen with clear barrel, translucent blue cap and tail, featuring a piston-fill mechanism for visible ink movement.
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ECO (Transparent Blue) - Broad

$59.99

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Transparent VAC Mini Nib Set - Medium, featuring a TWSBI broad-tip nib with clear plastic grip and screw collar, designed for TWSBI VAC Mini fountain pens.
TWSBI
VAC Mini Nib Set - Medium
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$38.50
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Transparent VAC Mini Nib Set - Medium, featuring a TWSBI broad-tip nib with clear plastic grip and screw collar, designed for TWSBI VAC Mini fountain pens.

VAC Mini Nib Set - Medium

$38.50

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Diamond 580 ALR (Nickel Gray) - Broad fountain pen, showing clear body with visible piston mechanism, metal nib, and matte aluminum grip with cap on and off.
TWSBI
Diamond 580 ALR (Nickel Gray) - Broad
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$120.00
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Diamond 580 ALR (Nickel Gray) - Broad fountain pen, showing clear body with visible piston mechanism, metal nib, and matte aluminum grip with cap on and off.
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Diamond 580 ALR (Nickel Gray) - Broad

$120.00

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Diamond Mini Nib Set - Extra Fine, showcasing a steel nib and adjoining grip section, compatible exclusively with TWSBI's Diamond Mini fountain pen range.
TWSBI
Diamond Mini Nib Set - Extra Fine
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$33.50
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Diamond Mini Nib Set - Extra Fine, showcasing a steel nib and adjoining grip section, compatible exclusively with TWSBI's Diamond Mini fountain pen range.

Diamond Mini Nib Set - Extra Fine

$33.50

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Diamond 580AL (Silver) - Fine fountain pen with a clear body, visible piston-filling mechanism, and metal nib, featuring a detachable cap with a red silicone seal.
TWSBI
Diamond 580AL (Silver) - Fine
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$120.00
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Diamond 580AL (Silver) - Fine fountain pen with a clear body, visible piston-filling mechanism, and metal nib, featuring a detachable cap with a red silicone seal.
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Diamond 580AL (Silver) - Fine

$120.00

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Diamond 580AL (Silver) - Extra Fine fountain pen with clear body, visible piston-filling mechanism, metal nib, and cap featuring a metal clip and red emblem.
TWSBI
Diamond 580AL (Silver) - Extra Fine
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$120.00
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Diamond 580AL (Silver) - Extra Fine fountain pen with clear body, visible piston-filling mechanism, metal nib, and cap featuring a metal clip and red emblem.
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Diamond 580AL (Silver) - Extra Fine

$120.00

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Diamond Mini (Clear) - Stub 1.1 fountain pens, one capped and one uncapped, showcasing internal piston-fill mechanisms and steel nibs, ideal for on-the-go use.
TWSBI
Diamond Mini (Clear) - Stub 1.1
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$98.00
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Diamond Mini (Clear) - Stub 1.1 fountain pens, one capped and one uncapped, showcasing internal piston-fill mechanisms and steel nibs, ideal for on-the-go use.
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Diamond Mini (Clear) - Stub 1.1

$98.00

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Diamond Mini (Clear) - Extra Fine fountain pen, with a transparent body showing the piston-filling mechanism. One pen is capped, the other reveals the metal nib.
TWSBI
Diamond Mini (Clear) - Extra Fine
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$92.00
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Diamond Mini (Clear) - Extra Fine fountain pen, with a transparent body showing the piston-filling mechanism. One pen is capped, the other reveals the metal nib.
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Diamond Mini (Clear) - Extra Fine

$92.00

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TWSBI VAC 700R (Clear) - Stub 1.1 fountain pen with clear barrel, uncapped, showing stainless-steel nib, piston filler, and red finial cap with brand name.
TWSBI
VAC 700R (Clear) - Stub 1.1
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$138.00
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TWSBI VAC 700R (Clear) - Stub 1.1 fountain pen with clear barrel, uncapped, showing stainless-steel nib, piston filler, and red finial cap with brand name.
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VAC 700R (Clear) - Stub 1.1

$138.00

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VAC Mini (Smoke) - Extra Fine fountain pen, uncapped, showcasing a clear barrel, black grip, silver nib, and transparent cap beside it, ideal for travel.
TWSBI
VAC Mini (Smoke) - Extra Fine
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$110.00
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VAC Mini (Smoke) - Extra Fine fountain pen, uncapped, showcasing a clear barrel, black grip, silver nib, and transparent cap beside it, ideal for travel.
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VAC Mini (Smoke) - Extra Fine

$110.00

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TWSBI VAC Mini (Clear) - Stub 1.1 fountain pen with transparent barrel and cap, showcasing a visible ink reservoir and silver-tone nib, ideal for travel.
TWSBI
VAC Mini (Clear) - Stub 1.1
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$110.00
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TWSBI VAC Mini (Clear) - Stub 1.1 fountain pen with transparent barrel and cap, showcasing a visible ink reservoir and silver-tone nib, ideal for travel.

VAC Mini (Clear) - Stub 1.1

$110.00

TWSBI

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new ECO (Cosmos Blue / Onyx) - Stub 1.1
TWSBI
ECO (Cosmos Blue / Onyx) - Stub 1.1
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$105.00
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ECO (Cosmos Blue / Onyx) - Stub 1.1
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ECO (Cosmos Blue / Onyx) - Stub 1.1

$105.00

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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 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) - Extra 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) - Extra Fine

$155.00

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Two TWSBI ECO (Slate Blue/Onyx) - Extra Fine fountain pens, one capped, one uncapped, showcasing clear barrels with visible piston-filling mechanisms and blue end caps.
TWSBI
ECO (Slate Blue / Onyx) - Extra Fine
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$95.00
X
Two TWSBI ECO (Slate Blue/Onyx) - Extra Fine fountain pens, one capped, one uncapped, showcasing clear barrels with visible piston-filling mechanisms and blue end caps.
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ECO (Slate Blue / Onyx) - Extra Fine

$95.00

TWSBI

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Two TWSBI ECO (Slate Blue/Onyx) - Extra Fine fountain pens, one capped, one uncapped, showcasing clear barrels with visible piston-filling mechanisms and blue end caps.
TWSBI
ECO (Slate Blue / Onyx) - Fine
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$95.00
X
Two TWSBI ECO (Slate Blue/Onyx) - Extra Fine fountain pens, one capped, one uncapped, showcasing clear barrels with visible piston-filling mechanisms and blue end caps.
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ECO (Slate Blue / Onyx) - Fine

$95.00

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Two TWSBI ECO (Slate Blue/Onyx) - Extra Fine fountain pens, one capped, one uncapped, showcasing clear barrels with visible piston-filling mechanisms and blue end caps.
TWSBI
ECO (Slate Blue / Onyx) - Medium
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$95.00
X
Two TWSBI ECO (Slate Blue/Onyx) - Extra Fine fountain pens, one capped, one uncapped, showcasing clear barrels with visible piston-filling mechanisms and blue end caps.
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ECO (Slate Blue / Onyx) - Medium

$95.00

TWSBI

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