TWSBI Diamond Mini Black Fountain Pen

TWSBI Diamond Mini Black Fountain Pen

The Diamond Mini shrinks TWSBI's benchmark piston filler into a genuinely pocketable size without giving up the full-size writing feel once posted — finished here in a sleek matte Black.

Key Features

• Compact matte Black acrylic body, ideal for pockets and small bags
• Stainless steel nib, available in Extra Fine, Fine, Medium, Broad, and Stub 1.1mm
• Posts securely for a comfortable, full-length writing grip
• Fully detachable parts for easy cleaning and maintenance

Filling System

Unscrew the blind cap, dip the nib into your bottled ink, and turn the piston knob to fill directly from the bottle. No cartridges or converters needed.

Specifications