Waterman fountain pens are available in their historic Carene collections, as well as their Expert, Perspective and Radiance models. All Waterman Carene fountain pens are sold in fine and medium nibs. Other Waterman fountain pen models offer a medium nib point. Waterman fountain pens feature both steel and gold nibs, depending on the model. All Waterman fountain pens will accept Waterman ink cartridges or can be used with a converter and bottled ink.