International audienceIt is hard to imagine a Hellenistic sculpture with a bright polychromy or covered with gold ... the light playing on the contours of the painted or gilded marble ... the staging of this work in a dedicatedarchitectural space ... While first attempts of graphic renditions of the Greek works' polychromy have appeared in the nineteenth century, survey and analysis methods of the pigments remain sketchy and three-dimensional experiments are very unusual. Recent advances in tools of scientific digital imaging have allowed to highlight the presence of gold leaf and very bright polychromy on the Greek Delos sculptures ( collaborative work since 1999 by Philippe Jockey ( French School of Athens ) and Brigitte Bourgeois ( Cen...