Catalog/Roman Opalka/Chronom IVChronom IVArtistRoman Opalka$500 Buy ROMAN OPALKA (1931-2011) Chronom IV signed, titled and dated 'OPALKA 63 CHRONOM IV' (on the reverse) tempera on canvas 29 x 23 3/4 in. (73.7 x 60.3 cm.) Painted in 1963Sizes and ProportionsExecution Options (Materials and Printing)Additional Finishing