Jewellery, Watches, Antiquities and Objects of Vertu

A uniface intaglio depicting Mary Queen of Scots, 1817, by S. Henning, after J. Primavera, ‘maria stovvar regi scoti angli’ (retrograde), bust à sinister, signed in left field, mounted within a brass ring, to plain suspensory loop, diameter 68mm. £80-£100