10th-13th century
4.5 cm (1 3/4 in.)
Glass
11th centuryArabSilver
18th centuryIrishTerracotta
6th century BCEEtruscanBronze
2nd century BCEEtruscanLimestone, carbonaceous microsparite
13th centuryFrenchSilver
18th centuryAmericanGray stone
4th-3rd millennium BCEChineseLeaded bronze
2nd-3rd century CERomanBronze
1st-2nd millennium CERomanMarble
3rd millennium BCECycladicCarved wood
19th-20th centuryKorean