Platinum Preppy Fountain Pen - Blue Black - 02 Extra Fine Nib | JetPens
Eyedropper converted my first platinum preppy today! :) It was fairly straightforward, though I should have gotten a slightly smaller o-ring. : r/fountainpens
Platinum Preppy (3) | fountainpenearth
Platinum Preppy Wa "Modern Maki-e" Limited Edition (Third Series) Fountain Pens — The Gentleman Stationer
Platinum Preppy Fountain Pen Fine Pink - Etsy
Platinum Preppy O-Rings (4-Pack) - The Goulet Pen Company