Diamond 580 Fountain Pen - Clear

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  • The Diamond 580.

    The Diamond 580 series have a benchmark quality piston filling mechanism and a classic design with industrial elements.

    The fine steel nib is the most common choice for those with average sized handwriting or who prefer a thin line when writing.

    The clear resin barrel allows you to see your ink inside your pen.

    If used in conjunction with the Diamond 50 glass ink bottle you can easily fill your pen mess free.

    The Diamond 580 will ship with free express post for all orders within Australia so this pen will arrive to you quickly.

  • TWSBI fountain pens come packaged with a wrench and silicon grease. These are not required to use and enjoy your pen. They are meant for long term maintenance by experienced fountain pen users who wish to disassemble their pen for cleaning.

    Learn how to use and care for fountain pens with our guides.

    Anatomy of a fountain pen

    Filling from a bottle


  • Brand TWSBI
    Type Fountain pen
    Colour Clear
    Body Material Resin
    Trim Chrome
    Cap Type Screw cap
    Postable Cap No
    Cartridge / Converter Type Built in piston filler
    Cartridge Doesn't accept ink cartridges
    Ink Converter Built in piston filler
    Nib Width Fine
    Nib Material Steel
    Nib Colour Silver
    Weight (overall) 32 grams
    Length (overall) 142mm
    Length (without cap) 130mm
    Diameter (overall) 14.3mm
    Diameter (grip) 10mm