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: 3/8 x 1/4 x 3/16 in. (1 x 0.7 x 0.4 cm)
Classification: Gems
Credit line: Gift of John Taylor Johnston, 1881
Accession year: 1881