Joseph Sebastien Constantin ( 1793 - 1864 ) was a French painter. Joseph Sebastien Constantin s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1433.61 USD for Le Repos des bergers in 2012 to 9794.87 USD for L'atelier du peintre François-Marius Granet in 2014 , based on the size and medium of the artwork.