Robert Oster Ink, 50ml - Black Violet 6B Compatible with LAMY M63 rollerball

Compatible with LAMY M63 rollerball refills

Press the end once and the double-push mechanism extends both the barrel and the ballpoint tip simultaneously

holding enough ink for several lines before needing to be re-dipped

Now sold under "Blue-Grey" name

Bottled in a compact 30 ml glass vial

Robert Oster Ink, 50ml - Black Violet 6B Compatible with LAMY M63 rollerballRobert Oster Black Violet is a premium fountain pen ink known for its deep, richly saturated hue and dependable performance. This dark violet leaning black offers subtle depth and a touch of colour complexity while remaining highly legible, making it suitable for everyday writing, journaling, note taking, and creative projects. Formulated for smooth, consistent flow with minimal feathering, it performs well on fountain pen friendly paper across a