Paul Jean Clays ( 1819 - 1900 ) was a Belgian painter. Paul Jean Clays s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 7646.05 USD for A FISHING BOAT IN AN ESTUARY in 2003 to 11875 USD for SHIPPING OFF THE DUTCH COAST in 2009 , based on the size and medium of the artwork.