Vincenzo Agnetti ( 1926 - 1981 ) was an Italian painter. Vincenzo Agnetti s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 4289.56 USD for Semiosi in 2003 to 114819.35 USD for Ritratto di amante (Portrait of Lover) in 2017 , based on the size and medium of the artwork.