Sardonyx ring stone
Object type: Intaglio
Department: Greek and Roman Art
Culture: Roman
Period: Late Republican or Imperial
Date: 1st century BCE–3rd century CE
Medium: Sardonyx
Dimensions: Other: 5/8 x 7/16 x 3/16 in. (1.6 x 1.2 x 0.4 cm)
Classification: Gems
Credit line: Gift of John Taylor Johnston, 1881
Accession year: 1881