It is good to price your artwork for getting the best deals for your work. Set your prices as per the various other price slots quoted by other artists. You should keep in mind various factors like materials, dimensions, medium, the expertise of the artist, popularity and the accolades that he has received for his work. You can also price your work by adding up the cost of materials along with time and labor invested in creating the artwork. It is good to provide a wide range of prices for your various artworks. Once you receive good sales and popularity, you can gradually increase the prices of your artwork.