Tono & Lims Regulus is a lovely blue fountain pen ink with green undertones and fluoresces in UV light! Regulus is in the Tono & Lims Star Light Line.
Depending on the paper, Regulus can appear either blue or green!
Tono & Lims is a South Korean company whose inks are quite popular in Japan.
- Volume: 30ml
- Bottle Material: Glass
- Color: Blue
- RGB: 94, 151, 208