Intaglio engraved with a triton armed with a trident Brown agate Roman art, 1st-2nd century Mounted in gold as a cufflink or collar. Work of the Castellani firm 19th century century Size (intaglio) : 0.9 x 1.2 cm Gross weight: 6.10g Bibliography: Die Antiken Gemmen, Geschischte der Steinschneidekunst im Klassischen Altertum, Aldolf Furtwängler, Leipzig-Berlin, 1900, pl. XIII, no. 32