585
Tiffany & Co.
A Yellow Sapphire and Diamond Pendant Necklace, Tiffany & Co., Circa 1910
One step-cut yellow sapphire, approximately 40.00 caratsTiny round diamonds in the surmountPlatinum(Yellow Sapphire)
<em>GIA report, numbered 2171818235, dated 2 September 2016, no indications of heating.</em>