I present to test the ink Diamine 150th Anniversary Blue Black with a wonderful, very saturated blue-black. Perfectly given the nature of blue-black. Good performance, quite fast drying. I think that the ink is worth buying.
Series, colour: 150th Anniversary Blue Black
Pen: Waterman Hemisphere, nib "F"
Paper: Image Volume (80 g / m2)
Flow rate: good
Bleed through: possible point (copy paper, paper Oxford)
Saturation: very good
A drop of ink smeared with a nib
The ink smudged with a cotton pad
Ink drying time
Ink drops on a handkerchief
Sample text in an Oxford notebook A5 (90 g / m2)
Sample letters in a Rhodia notebook No 16 (90 g / m2)