irregular: 3.5 cm (1 3/8 in.)
Terracotta
Terracotta
RomanCeramic
EgyptianTerracotta
5th century BCEGreekCeramic
KoreanTerracotta
1st century BCE-1st century CERomanTerracotta
2nd millennium BCEMycenaeanBlackened buff and gray earthenware
3rd millennium BCEChinese