Piero Sadun ( 1919 - 1974 ) was an Italian painter. Piero Sadun s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2726.89 USD for Composizione in grigio in 2003 to 9347.91 USD for Senza titolo in 2006 , based on the size and medium of the artwork.