Pilot Iroshizuku Sui-gyoku bottle ink - 50ml (an Emerald Green) is Dye based.
Pilot Iroshizuku fountain pen ink is well known among one of the most luxurious inks.
Each colour has a theme named express accurately Japanese beautiful nature and landscapes.
Sui-Gyoku - Emerald, inspired by the deep green shine in a highly precious, esteemed Emerald gemstone.
Great for Fountain pens and Dip pens.
One of the latest colours added in 2022.