Custom Ebony Pencil Potraits from your Photos. Single portrait - $65 base price. $15 additional per each additional pose on the same piece (up to 3 total). Over 3 additional - is reduced to $15 per each additional head and shoulder pose- Example: portrait of 3 = $95. plus tax. Possible illustration depends on the available space and priced per detail needed. This is also true of all the other portrait set ups. Graduation in size also goes into effect and priced accordingly.