Hallmarks Gold is commonly stamped with what’s known as a hallmark. The hallmark indicates the amount of pure gold content, ويشير أحيانًا إلى تاريخ الانتهاء وبلد المنشأ. وبموجب القانون الاتحادي, gold jewelry must be accompanied by a maker's mark or registered trademark. Blue Nile Gold We carry jewelry that’s crafted [...]
