All prices include first-class USPS shipping in Continental US. International shipping additional, at cost. PayPal (no credit cards), check, or money order. No trades, please.
First firm "I want it" PM or email gets it.
Sensa Meridian, crystal, fine nib: $20 Sold!
Sensa Meridian, carbon, fine nib: $20 Sold!
Both Sensa Meridians together:
Conklin Ohio, sandstone, fine stainless steel nib: $20 Sold!
Conklin Ohio, cardinal red, fine stainless steel nib: $20 Sold!
Both Conklin Ohios together:
Note: Both had flow problems, but have been serviced by Conklin. I haven't had flow problems with either pen since.
Pilot Knight burgundy, medium nib: $20 Sold!
(squeeze-fill converter; not cartridge-capable from what I can tell)
Lamy AL-star, medium nib: $15 (cap has a sizeable scratch; converter included) Sold!
Picture of scratch (click for larger image):

Cross ATX, azurite blue, medium nib: $25 Sold!
rOtring 600, black, medium nib: $15 (chipping at corners where cap clicks onto barrel) Sold!
Picture of chipping (click for larger image):

Duke 2017, black, medium nib: $10 Sold!
Note: (has vanilla-lavender candle wax melted inside cap to seal air hole at the clip
Haolilai 601F, medium: $10 On hold!
Parker 21, green w/concave clip, medium nib: $25 (sac is heavily stained, but works fine)
Parker 21, black w/concave clip, fine nib: $25 (sac is lightly stained)
Both Parker 21s together: $40
[edited to update listings and to include pictures of Lamy scratch and Rotring chipping]