524
A Sapphire and Diamond Ring
One oval-shaped sapphire, 5.43 caratsBrilliant-cut diamond surroundPlatinum<em>Gübelin Report: Origin not determinable, no indications of heating
GIA Report: Burma, no indications of heating</em>
<strong>Please note that the GIA report is more than 5 years old and may require an update</strong>