TWSBI Diamond Mini Clear Fountain pen

Holder and cap are made of strong polycarbonate with a high optical purity, the cap is smooth while the barrel is faceted. All fittings, clip and rings are chrome plated. It is a real demonstrator equipped with a fixed piston mechanism, in addition, the pen, for those who are more adventurous, can easily be disassembled completely.

A key and some grease for the piston are included in the package. The pen has a rubber 0-ring on the barrel, which acts as an extra gasket when the cap is screwed onto the pen. The TWSBI's feel great, steel nibs are available in different writing widths.

Nib: Steel