2nd-3rd century CE
3.4 cm (1 5/16 in.)
Copper alloy
7th-8th centuryAvarCarnelian set in gold
RomanCopper alloy
9th-8th century BCEItalicBrass, gilt silver wire and silver inlays
9th centuryAnglo-SaxonCopper alloy
2nd-3rd century CERomanCopper alloy
7th-8th centuryAvarGilt copper alloy
7th-8th centuryAvarGold
2nd century BCEGreekBlue glass
4th-3rd century BCEGreekGold, silver and copper alloy
14th-15th centuryPre-ColumbianBronze
8th century BCEItalicBronze
9th-7th century BCEIranian