Holbein is a well respected brand. http://www.amazon.com/Holbein-Artists-Watercolor-5ml-Color/dp/B000WD3SPO/ref=pd_sim_201_6?ie=UTF8&dpID=51BZohcbKDL&dpSrc=sims&preST=_AC_UL160_SR160%2C160_&refRID=17B42E2F25YTDYQVRV06 The other big expenses in watercolor are good paper and brushes, but people often have particular preferences for what kinds.