WATERMAN Ink Refill Cartridges for Fountain Pens, Black, 8-Pack (S0712991). Genuine WATERMAN ink cartridges fit all WATERMAN Fountain Pens. Smooth flowing ink adds to the sophisticated experience of writing with a classic fountain pen. The choice of generations, black collides dramatically with the page to underscore the impact of your words with enduring clarity. Skilfully made in France, every WATERMAN pen echoes the genius of founder Lewis Edson WATERMAN, inventor of the first reliable fountain pen in 1883.