Like Ohto. I'm using a GS02 as an EDC nowadays (love it, also my Diplomat Viper, my Lamy Studio, Zento Signature, Floatunes and Pilot V5 in no particular order)
Discussion
J utilise le rays de chez ohto
Une copie du Parker
Les recharge sont en 0.5 ou 0.7
L encre n est pas toujours stable, l encre de m certaines cartouches sont dilua le à l eau, d autres non
Aye, Ohto refill are precise but it does smudge a bit, even the Gel ones. Still I love the feel of the fast drying tip. I also go for 0.5, specially on 80gms or regular bad paper. My fountain pens and rollerballs are ... picky :)