Twsbi Diamond 580 Fountain Pen - Iris
- Capped 5.6", Uncapped 5.1"
- The modern transparent design allows the user to see the craftsmanship of the pen including the ink level.
Stainless steel nib with rainbow finish
- Piston ink filling system that requires no converter
- Available in Extra Fine, Fine, Medium, Broad and Stub 1.1