ORANGE SAPPHIRE AND DIAMOND RINGThe oval-cut sapphire, weighing 12.26cts, between pierced shoulders set with rows of brilliant-cut diamonds,diamonds approximately 1.00 carats total, ring size PFor further information on this lot please visit theProvenance: Apanied by a report from GRS stating that the sapphire is 'golden orange' colour and of Sri Lankan origin with evidence of heat treatment. For further information, please contact the department.