Yaacov (jacob Gipstein) Agam ( 1928 - ) is an Israeli painter. Yaacov (jacob Gipstein) Agam s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1100 USD for Star of David. in 2004 to a remarkable record 700000 USD for Trasformation A in 2005 , based on the size and medium of the artwork.