The National Jewelry Liquidation Center is not an authorized dealer of any jewelry sold or displayed in our stores. Jewelry names and associated symbols may be registered trademarks in the USA or other countries. All jewelry is pre-owned and sold "as-is". Each purchase comes with a 30-day Satisfaction Guarantee. If you are dissatisfied with the purchase for any reason, simply return it within 30 days of purchase to receive a full refund or exchange it for an item of equal value. No factory warranties are given or implied. GIA and EGL certified diamonds available.