TWSBI Diamond 580 ALR Fountain Pen - Nickel Gray

The TWSBI Diamond 580ALR fountain pen has a matte finish with subtle details on the grip and cap. New aluminum machined grip, connector, and piston rod. 

The 580 features a larger ink capacity with the piston filling mechanism and a smoother operating cap, designed with an inner cap for longer ink life. 

The Twsbi Diamond 580ALR uses a piston mechanism.

The Body Material is made of Resin and the section is all metal. The nib is stainless steel.
The pen weighs approximately 31.17 g without ink.

The Pen comes in an attractive clear plastic case with a clean, modern design.