Twsbi Diamond 580 Fountain Pen - Smoke Rose Gold II KOKUYO Printed on a see through

Printed on a see through tracing paper that can be written on with pencil or pen

Piston ink filling system that requires no converter

50ml bottled fountain pen ink

Sturdy wire pocket clip

which became a symbol of the brand’s high quality with its smooth-flowing ink

Twsbi Diamond 580 Fountain Pen - Smoke Rose Gold II KOKUYO Printed on a see throughAlthough relatively new to producing their own line of fountain pens, TWSBI has been in the industry for half a century, creating parts for other brands under the name Ta Shin Precision. Within a decade, their piston filled demonstrator pens have become immensely popular for their high quality, large ink capacity, and affordable price point which allows many newer fountain pen users to get their hands on a remarkable pen very early into the hobby.