104
A Diamond and Sapphire Brooch
Designed as a pierced, openwork pavé-set diamond plaque, centering upon an oval-cut sapphire, mounted in platinum and 18K yellow gold, length 2 inches.
With report no.5151337308 dated 5 April 2013 from the Gemological Institute of America, stating that the sapphire is of Thai origin, with no indications of heating