Custom Ebony Pencil Potraits from your Photos. Single portrait - $65 base price. $25 additional per each addional pose on the same piece (up to 3 total). Over 3 additional - is reduced to $15 per each additional head and shoulder pose Possible illustration depends on the available space and specially priced depending detail. This is also true of all the other portrait set ups. Graduation in size also goes into effect and priced accordingly.