SAPPHIRE AND DIAMOND CLUSTER RING,

SAPPHIRE AND DIAMOND CLUSTER RING, MID 20TH CENTURY The oval-cut sapphire cabochon within a single-cut diamond surround, between trifurcated shoulders, ring size approx. J Footnotes: Accompanied by a report from GCS Laboratory, stating that the sapphire weighing approximately 2.60 carats is of Basaltic origin with no indications of heating. Report number 5783-2062, dated 29th March 2023. For further information on this lot please visit Bonhams.com