Spinello Aretino ( 1350 - 1410 ) was a Italy painter. Spinello Aretino s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 114000 USD for Saint Peter(?); and Saint Agnes in 2005 to 318979.27 USD for Spinello Aretino in 2005 , based on the size and medium of the artwork.