1st-early 2nd century CE
4.8 x 2.1 cm (1 7/8 x 13/16 in.)
Brass and glass
1st-3rd century CERomanCopper alloy, gilded
19th-20th centuryEtruscanSilver
1st-2nd century CERomanCopper alloy
8th century BCEItalicCarnelian set in gold
1st century BCE-2nd century CERomanSilver colored metal
19th centuryIndianCopper alloy
8th century BCEItalicMetal
JapaneseCopper alloy, glass or amber inlays
8th-7th century BCEItalicGilt copper alloy
7th-8th centuryAvarCopper alloy
8th century BCEGreekBronze
10th-8th century BCEIranian