The central oval hardstone cameo, 17th-18th century, of a reclining semi-nude maiden, with tower behind, in a pie-crust mount, engraved on reverse with a sundial motif and the words "a nulle autre", on a strap formed of eight intaglios, probably Roman, in various hardstone including carnelian, amethyst and lapis lazuli, depicting, Bacchus, Romulus and Remus, Diana, Minerva, Mercury, Apollo, Zeus and the crowned bust of a man, mounted in gold, length 18.8cm