Diamine Cult Pens Iridescink Robert is a rich reddish-purple ink renowned for its monster green-gold sheen that dramatically appears on coated papers like Rhodia or Tomoe River. It offers high saturation with good behavior in modern pens but may require priming after sitting and has low water resistance. Ideal for sheen enthusiasts seeking a striking visual effect in writing or art.
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Reviews & Resources
Ink Review #576: Diamine Robert
Comprehensive review of Diamine Robert from the Iridescink collection, covering dry time, water resistance, feathering, bleeding, and sheen performance across multiple paper types.
Cult Pens Iridescink by Diamine: Diamine Robert
Detailed review highlighting Robert's reddish purple base color with gorgeous green-gold sheen, performance on Rhodia and Tomoe River paper, and behavior characteristics when unused.
Diamine Cult Pens Iridescink Robert - by STALÓWKA
In-depth review analyzing flow, saturation, bleeding, feathering, shading, dry time, water resistance, and comparisons to similar inks like Colorverse Andromeda and Sailor Studio 653.
Cult Pens Iridescink by Diamine 80ml
Official product page describing the Iridescink collection's sheening capabilities, noting that Robert delivers purple ink with green metallic sheen when conditions are optimal.
Cult Pens + Diamine Maureen and Robert Iridescink Review
Expert review comparing Robert and Maureen inks, discussing their sheening properties, saturation levels, performance in different nib sizes, and paper requirements for optimal sheen display.
Diamine Cult Pens Exclusive Inks
Comparative review of Diamine's Cult Pens exclusive inks including sheen properties, feathering, bleeding, and performance on different paper types.
Ink details on this page were generated with the assistance of AI and may not be fully accurate.