Fountain pen from Platinum Japan. Plastic barrel. Steel nib. Nib size: Extrafine (0.2 mm) Incl. one cartridge. Refillable with Platinum cartridges.
My fountain pen Platinum Preppy : r/fountainpens
Platinum Fountain Pen, Preppy 0.2 mm Black PSQ-400 #1 (New Version 2018)
My very first fountain pen. : r/fountainpens