Faber-Castell Albrecht Durer Watercolor Pencil, 263 Caput Mortuum Violet (FC117763) Albrecht Durer Pencil 263 Caput Mortuum Violet Thick 3.8 mm break-resistant and fully water-soluble lead. Leads provide sharp fine lines and excellent point retention. Colored surface can be transformed with only a few brush strokes. Easily blended when wet and becomes permanent when dry.