Jules Louis Philippe Coignet ( 1798 - 1860 ) was an Italian painter. Jules Louis Philippe Coignet s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2466.38 USD for VUE PRÉSUME DE HEIDELBERG in 2004 to 25788.39 USD for Les Eaux Douces d'Asie in 2013 , based on the size and medium of the artwork.