Robert Hecht is on trial in Italy for antiquities looting. “In some ways Mr. Hecht’s recent four-day Roman sojourn reflected the yin and yang of his persona. There is the refined connoisseur of antiquities, fond of good living, the occasional game of backgammon and traveling throughout Europe; and there is the wily dealer, whom the Italians accuse of conspiring to plunder the nation’s buried treasures at huge personal profit.”