Kaweco is a German pen company whose tagline is “License to Write”. They have been manufacturing pens since 1883. I’ll admit that I don’t know much about these pens but judging by the following reviews, people seem to really like them.
Review: Kaweco Liliput Al Fountain Pen – Medium on Gourmet Pens
Kaweco Sport Classic fountain pen review on PenInkcillin
JetPens.com’s Kaweco AC Sport Carbon Fountain Pen Review at Gear Diary
Kaweco Liliput Al Fountain Pen – Fine Nib – Black Body at No Pen Intended
Kaweco Classic Sport Fountain Pen – The Awesome Review at Fountain Pen Geeks
Kaweco Liliput Fountain Pen EF Nib Review at The Pen Addict
Kaweco Classic Sport fountain pen review at Palimpsest