irregular: 5.3 cm (2 1/16 in.)
Ceramic
KoreanTerracotta
Terracotta
6th century BCEGreekBlackened reddish-buff earthenware
3rd millennium BCEChineseTerracotta
6th century BCEGreekTerracotta
1st century BCE-1st century CERomanLow-fired blackened gray and buff earthenware
3rd millennium BCEChineseTerracotta
CycladicLight gray stoneware with celadon glaze
KoreanYue ware: light gray stoneware with celadon glaze over incised decoration
10th-11th centuryChinese