Roman Gemstone in Gold Ring
2nd century A.D. and later. A sardonyx intaglio of a bird pecking at a worm, set into a Georgian gold finger ring with openwork tendril detailing to the hoop, cupped bezel with rosette to the underside. 3.13 grams, 25.68 mm overall, 18.43 mm internal diameter (approximate size British N 1/2, USA 6 3/4, Europe 14.35, Japan 13) (1 in.). UK private collection. with Bertolami Fine Art, London, 22 April 2022, lot 79. English private collection.