A natural pearl necklace with an emerald and diamond clasp, 1924 The four strands of seed pearls and 3.0mm - 4.0mm natural pearls to a lozenge-shaped clasp set with a step-cut emerald and rose-cut diamonds, mounted in platinum and gold, clasp with maker's mark IP and Swedish assay and date marks, length of shortest strand 43.0cm Footnotes: Accompanied by a report from GCS stating that the pearls are natural, saltwater with no indications of treatment. Report number 80248-90, dated 2nd January 2020. The seed pearls under 3.0mm in size have not been tested and may be either natural or cultured. For further information on this lot please visit Bonhams.com