This is an OMAS Paragon which i have had for only a short time. It has an 18kt gold nib in F, which is marked on the left side (see photo). It is in very good condition BUT has a couple of blemishes, one on the end cap and along one side. Mechanically excellent, the piston works as it should. Let me now if you have any questions.The item "Omas Paragon Fountain Pen F-Nib old version 1992" is in sale since Sunday, July 11, 2021. This item is in the category "Collectibles\Pens & Writing Instruments\Pens\Fountain Pens\Omas". The seller is "joinerwolfie3fullmoon" and is located in Enumclaw, Washington. This item can be shipped to United States.