Siegfried Cremer ( 1929 - ) is a painter. Siegfried Cremer s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 61.83 USD for Abfhilnouvxyz. N.pl., Hansjörg Mayer in 2013 to 4662.6 USD for Untitled (6x) in 2017 , based on the size and medium of the artwork.