actual: 2.2 cm (7/8 in.)
Brass
1st-2nd century CERomanCopper alloy
1st-2nd century CERomanLeaded bronze
2nd-3rd century CERomanSilver
3rd century BCERomanLeaded bronze
2nd-3rd century CERomanCopper alloy
2nd-3rd century CERomanGold
4th-5th century CERomanGold
3rd-4th century CERomanSilver
1st-2nd century CERomanCarnelian set in gold
RomanCopper alloy
2nd-3rd century CERomanGold
1st century BCE-1st century CERoman