Products tagged with twsbi diamond

Our ever popular 580AL now with matte finish, subtle details on the grip and cap. 
New aluminum machined grip, connector, and piston rod. 
TWSBI Diamond 580, a classic fountain pen with a piston ink-filling system. By fusing the traditional mechanisms o

The TWSBI Diamond 580AL comes with a benchmark piston ink-filling mechanism and has all detachable parts. The clear demonstrator barrel allows you to see your ink color and remaining ink level. It comes with a stainless steel nib and aluminum machined gri