Gustav Schwarz ( 1809 - 1854 ) was a painter. Gustav Schwarz s works have been auctioned off multiple times, with realized prices varying according to the size and medium of the artwork, for instance of 114346.7 USD for Feldgottesdienst der russischen Gardekavallerie mit Zar Nikolaus I. in der Reithalle der Garde zu St. Petersburg in 2013 , based on the size and medium of the artwork.