Giovanni Maria Delle Piane (attributed To) ( 1660 - ) is an Italian painter. Giovanni Maria Delle Piane (attributed To) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 5751.88 USD for Ritratto di signora in 2004 to 18662.52 USD for Portrait de victor amédée II, roi de sardaigne in 2005 , based on the size and medium of the art