irregular: 7.8 cm (3 1/16 in.)
Leaded bronze
2nd-3rd century CERomanMarble
2nd century CERomanTerracotta
RomanMixed copper alloy
Unidentified centuryRomanGreek island marble
1st-2nd century CERomanGiallo Antico marble from North Africa
2nd century CERomanLeaded bronze
1st century BCE-2nd century CERomanLeaded brass
Unidentified centuryRomanTerracotta
RomanMarble
1st century BCE-1st century CERomanLeaded bronze
2nd-3rd century CERomanMarble
2nd century CERoman