Jean Francois Théodore Gechter ( 1796 - 1844 ) was a French painter. Jean Francois Théodore Gechter s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 213.57 USD for Arch-angel Gabriel in 2004 to 8748.74 USD for JEANNE D'ARC in 2017 , based on the size and medium of the artwork.