MPN: 284610004. Part Number: 284610004. Model Number: 284610004. Color: Alizarin Crimson. DANIEL SMITH Extra Fine Watercolors – classic watercolors of unsurpassed purity and permanence. The vision in the formulation of DANIEL SMITH watercolors was twofold; · First and foremost, to produce watercolors that are the best in lightfastness and permanence.