Silver
18th centuryBritishStone
3rd millennium BCEChineseIron
Unidentified cultureSilver
18th centuryUnidentified culture
Copper alloy
3rd-2nd century BCEBronze
1st-2nd millennium CERomanSilver
19th centuryAmericanCopper alloy
1st-2nd century CERomanStone
Steel with gold overlay
19th centurySilver
DutchCopper alloy
1st-3rd century CERoman