<http://schema.org/name>
"Thai Black Star Sapphire 10.1x7.6x5.8mm 4.95 carats"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.simplysapphires.com/stars/thai-black-star-sapphire-10.1x7.6x5.8mm-4.95-carats>