with six carved openwork oval links flanked by small bouton pearls and alternating ovoid corallium rubrum beads, each between onyx rondels, black enamelled similar to one of the beads forming the clasp, clasp tongue signed GHISO and with French assaymark Length 19.5cm / 7�''
Width 0.9cm / 3/8'' Weight: 7.5g
Early 20th century ruby and diamond cluster ring, c.1910, the oval facetted Burma ruby of approximately 2.60ct, to a cut-corner rectangular diamond set double border,
Art Deco carved emerald cabochon and diamond ring by Mauboussin, with large dome shaped floral carved Colombian emerald of 50.87ct, probably Indian carved,
19th century cushion cut brownish-pink zircon and diamond ring, c.1820, the oblong blush-colour cushion zircon oriented landscape, approximately 6.50cts,
Antique vari-coloured gem and gold collet necklace, c.1890, with graduated cushion and rounded facetted stones including zircon, demantoid garnet, amethysts, sapphires and others,