7th century
irregular: 6.5 cm (2 9/16 in.)
Leaded bronze
10th-8th century BCEIranianMetal
JapaneseLead
7th-8th centuryAvarCopper alloy
6th-5th century BCEItalicLeaded bronze
8th century BCEGreekBead: Bronze; Pin: Copper or low-tin bronze
9th-8th century BCEGreekCopper alloy
7th-8th centuryAvarCarnelian set in gold
RomanSilver Gilt
18th-19th centuryRussianCopper alloy
1st-3rd century CERomanCopper alloy
2nd-6th centuryRomanBronze
10th-8th century BCEIranian