A Neoclassical carnelian intaglio

A Neoclassical carnelian intaglio, the oval-shaped agate plaque depicting the 'Aurora and Orion', engraved with a pseudo signature for the ancient engraver Gnaios, mounted within a yellow gold frame embellished at regular intervals with scrolling engraved accents, c1800, 5.5cm wide

Provenance: From the collection of Prince Stanislas Poniatowski (1754 - 1833); offered at auction by Christie's London 29 April - 21st May 1839, lot 1359, withdrawn from he sale, purchased by john Tyrrell (35 Craven Street, London)

Published: James Prendeville, Explanatory catalogue of the proof-impressions of the antique gems possessed by the late Prince Poniatowski and now in the possession of John Tyrrell, Esq, London 1841, no.186 Catalogue des Pierres Gravées antiques de S. A. le Prince Stanislas Poniatowski, Florence 1830-1832, class I, no.287