Piero Manzoni ( 1933 - 1963 ) was an Italian Body Art, Performance Art and Conceptual Art painter. Piero Manzoni s works have been put up for auction numerous times, with realized prices greatly surpassing estimated prices, varying from 237148.05 USD for Achrome in 2003 to a remarkable record 14123750 USD for Achrome in 2013 , based on the size and medium of the artwork.