I guess I can say fountain pens as this is my blog. I don't consider spending any money on roller balls or ball points. That said, what would be your upper limit on a fountain pen? I have a Platinum Limited Edition where the dark urushi lacquer was applied on the outer surface as opposed to the inner surface. Looks really cool, but expensive. Normally, I would say no more than 300USD, but I could go to 1,000 USD if the pen and nib were good enough. ...