27.9 × 12.7 cm (11 × 5 in.)
Leaded bronze
1st century BCE-3rd century CERomanMarble
1st-2nd century CERomanLeaded bronze
2nd century CERomanMixed copper alloy
2nd-6th centuryRomanAlabaster-like marble
2nd century CERomanPentelic marble
2nd-3rd century CERomanLeaded bronze
1st-3rd century CERomanMarble from Western Asia Minor
2nd century CERomanalabaster
3rd century CERomanMarble, from Italy or North Africa
1st-2nd century CERomanMarble
3rd-4th century CERoman