Diamine » Registrar’s Ink Blue Black
Shimmer: none
Sheen: none
Shading: some
Scented: No
Waterproof: Water Resistant
Color
Color range: » Black
Light and dark tone picked from swatch:
Swatches
Sampling from: bottle
You can find more information here:
Fountain pen companion: FPC Entry
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added on: 10.06.2026