A GILT-COPPER ELECTROTYPE ROUNDEL OF CLASSICAL INTAGLIO SEALS

A GILT-COPPER ELECTROTYPE ROUNDEL OF CLASSICAL INTAGLIO SEALS
RUSSO-GERMAN, MID-19TH CENTURY
THE PANEL CENTERED BY A BUST OF MEDUSA AND AN INNER BAND OF HEADS OF CLASSICAL FIGURES, THE OUTER BAND WITH MODELS OF FAMOUS SCULPTURES FROM ANTIQUITY AND INSCRIBED 'ATELIER FüR GALVANOPLASTISCHE KUNSTWERKE VON EDUARD LINDEN IN ST. PETERSBURG 1854', SET IN A GLAZED WOOD FRAME
24¾ IN. (63 CM.) DIAMETER OVERALL