Uni-Ball Micro Deluxe Rollerball Pen UB-155

A cult classic. Elegant gun-metal finish with metal clip. Waterproof and fade-resistant pigment liquid ink.
Available with Black Blue or Red ink. 0.5mm ball writes 0.3mm line. Also available in 0.7mm fine version - see below.  

Uni-Ball Micro Deluxe Rollerball Pen UB-155 Pack of 12

A cult classic. Elegant gun-metal finish with metal clip. Waterproof and fade-resistant pigment liquid ink.
Available with Black Blue or Red ink. 0.5mm ball writes 0.3mm line. Also available in 0.7mm fine version - see below.

Pack of 12 

Uni-Ball Fine Deluxe UB-177

SORRY - now discontinued by Uni

A cult classic. Elegant champagne finish with metal clip. Waterproof and fade-resistant pigment liquid ink.
Available with Black Blue or Red ink. 0.7mm ball writes 0.5mm line. Also available in 0.5mm micro version - see above.