<http://schema.org/itemOffered>
"GIA Certified TOP Ceylon Blue Sapphire Diamond Ring 14KWG 6.96 ctw"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.simplysapphires.com/jewelry/gia-certified-top-ceylon-blue-sapphire-diamond-ring-14kwg-6.96-ctw?cPath=214>