DIAMOND PORTRAIT MINIATURE RING, EARLY 19TH CENTURY... Lot 331

DIAMOND PORTRAIT MINIATURE RING, EARLY 19TH CENTURY AND LATER the cut-cornered rectangular glazed bezel inset with a portrait miniature of a lady in 18th century dress, to a frame of rose-cut diamonds and similarly set open work shoulders with a fluted bezel, ring size N 1/2