Normally 1 years guarantee, we use TOP PVD plating,luxury plating standard.PVD technology can make the jewelry keep the luster for a long time and is not easy to fade Q3. What is your minimum quantity? lf you choose to buy our inventory of products, MOQ is 10pcs each style. If you choose OEM & ODM, MOQ is 100-300 pcs per design Q4. How can I order ? 1.Choose the product you like and send an inquiry, we will reply in 12 hours. 2.Confirm the order and payment. We will send a proforma invoice for your checking .Make payment by Secure Payment on Alibaba,Paypal, western union, or T/T. 3.We get stared your order and send the goods by UPS, FedEx, EMS and so on. Deliver time with 5~7days. 4. Send you the tracking number by Email 5. After sale service Q5. Do you accept ODM or OEM? Yes, we accept ODM & OEM. We have our own design team, could help you design the Jewelry as your customized request, Like the color or the style. Q6. Can you give me sample for check the quality? Sure, we could send you the sample products, but the freight is paid for you. Q7. Can I get discount? Yes, for a big order and Frequent Customers, we will give a reasonable discounts Q8: How can I know your latest fashion jewelry? We will regularly tell you our new products. Q9: If quality problems happen, what should I do? Just email us or contact us about your problems. We will compensate or refund for you.