A Roman Marble Torso of a God or an Athlete, Circa 1st Century B.C.-1st Century A.D. Estimate: $300,000 - 500,000. Photo: Christie's Images Ltd 2010 NEW YORK, NY.- Christie’s will offer two sales of ancient art that will take place on December 9- Antiquities...

A late Roman sardonyx cameo portrait of the Emperor Constantine. Circa early 4th-Century A.D. Estimate: $150,000-250,000. Photo: Christie's Images Ltd. 2009. NEW YORK, NY.- Christie’s will present two sales of ancient art, Antiquities and Ancient Jewelry,...