细节
AN IMPRESSIVE SAPPHIRE AND DIAMOND BROOCH
Set with an oval-cut sapphire weighing 42.22 carats in a tapered baguette and circular-cut diamond surround, with marquise-cut diamond five-stone cardinal points
With certificate 32518 dated 14/8/98 from the SSEF Swiss Gemmological Institute stating that the sapphire is of Sri Lankan origin with no indications of thermal enhancement