late 19th-early 20th Century
Faience
6th-4th century BCEEgyptianBronze
9th-7th century BCEIranianLight gray and brownish, translucent nephrite cylinder
19th-20th centuryChineseCopper alloy
1st-2nd century CERomanBlue jasper body with figure in white relief
18th centuryBritishLeaded bronze
2nd-3rd century CERomanBanded agate
1st century BCE-2nd century CERomanGold, silver and copper alloy
14th-15th centuryPre-ColumbianMixed copper alloy, silver inlays
9th-10th centuryAnglo-SaxonGold
1st-3rd century CERomanBronze
7th century BCEGreek