Not exactly sticking to your criteria here, but what combinations of pen, inks and paper have you tried? If you ever want to get back into trying fountain pens, then you are unfortunately going to have to find quicker drying ink and paper to put up the with potential smudges.

Fountainpen-network is a great resource where members frequently post reviews of various inks and papers, incorporating drying time for lefties.

I have been using a Lamy Safari with J Herbert ink for the past few months and it has been great.