Exceptional dark sardonyx intaglio of a laureated Julius Caesar with his attribute of a palm frond,symbol of victory,triumph and peace. c.1790.
Set to an 18 carat collectors swivel mount. 
Size 7. Immaculate.
Manner of the carving attributable to Edward Burch RA (1730-1814).Burch was a self-taught gem-engraver, medallist, wax modeller, and miniature painter.Examples of his intaglios can be found in the BM collection.