4th century BCE
Opaque blue glass
1st-3rd century CERomanPunch'ŏng ware: light gray stoneware with pale celadon glaze over stamped decoration inlaid with white slip
15th centuryKoreanCarved celadon ware: light gray stoneware with celadon glaze over carved decoration
12th centuryKoreanEarthenware with green splashed lead glaze
8th centuryChineseStoneware
19th-20th centuryFrenchTerracotta
1st century CERomanTerracotta
Blue faience
4th-1st century BCEHellenisticBronze
3rd century BCEGraeco-PersianPorcelain with intermingled copper red and cobalt blue glazes
19th centuryChineseCoin silver
19th centuryAmerican