actual: 2.2 cm (7/8 in.)
Copper alloy
2nd-4th century CERomanHammered gold ring with carnelian cameo
3rd-4th century CERomanFibula: leaded bronze; Pin: Mixed copper alloy
2nd-3rd century CERomanSilver
1st-2nd century CERomanCopper alloy
2nd-3rd century CERomanLeaded bronze
2nd-3rd century CERomanGold
1st-3rd century CERomanCopper alloy
2nd-3rd century CERomanBrass, blue paste, and gold
1st-3rd century CERomanLeaded bronze
1st-2nd century CERomanLeaded bronze
1st-2nd century CERomanBrass, gilded
5th-6th centuryRoman