TWSBI Diamond 580, a classic fountain pen with a piston ink-filling system. By fusing the traditiona…

TWSBI Diamond 580, a classic fountain pen with a piston ink-filling system. By fusing the traditiona…

TWSBI's popular 580AL now with matte finish, subtile details on the grip and cap. New alum…

TWSBI's popular 580AL now with matte finish, subtile details on the grip and cap. New alum…

TWSBI's popular 580AL now with matte finish, subtile details on the grip and cap. New alum…

TWSBI's popular 580AL now with matte finish, subtile details on the grip and cap. New alum…

TWSBI's popular 580AL now with matte finish, subtile details on the grip and cap. New alum…

Piston filler type fountain pen. Comes in EF, F, M, B, stub1.1 Roughly the same height as an iPhone …

Piston filler type fountain pen. Comes in EF, F, M, B, stub1.1 Roughly the same height as an iPhone …

Piston filler type fountain pen. Comes in EF, F, M, B, stub1.1 Roughly the same height as an iPhone …

Piston filler type fountain pen. Comes in EF, F, M, B, stub1.1 Roughly the same height as an iPhone …

Piston filler type fountain pen. Comes in EF, F, M, B, stub1.1 Roughly the same height as an iPhone …

Now with even more consistent ink flow when valve is opened.  Simply pull up, push down and you…

Now with even more consistent ink flow when valve is opened.  Simply pull up, push down and you…

Now with even more consistent ink flow when valve is opened.  Simply pull up, push down and you…

Now with even more consistent ink flow when valve is opened.  Simply pull up, push down and you…

TWSBI Vac700R Clear Fountain Pen 1.1 Stub

TWSBI Diamond 580ALR Fountain Pen Limited Edition Prussian Blue Bold

TWSBI Diamond 580ALR Fountain Pen Limited Edition Prussian Blue Stub 1.1

TWSBI Diamond 580, a classic fountain pen with a piston ink-filling system. By fusing the traditiona…