Product FAQ

Our main office is in Strasbourg, while design and manufacturing are headquartered in Hong Kong.

We currently have two physical stores

Address 1: 19 Rue Ferdinand Duval, 75004 Paris

Address 2: 78 Rue du Faubourg Saint-Antoine, 75012 Paris

If you notice a mistake with your order after receiving an order confirmation email, Please write an email to our customer service mailbox: service@gona.com , leave us a clear and detailed message with your name, phone number, and order number if available.

We accept PayPal Express, PayPal Credit, and all major credit cards.

We take security very seriously and do not process any of your payment information ourselves. All payment related matters on GONA are handled by PayPal.

We are totally committed to protecting your privacy. We will not disclose information about our customers or visitors to third parties except where it is part of providing a service to you - e.g. arranging for a product to be sent to you, carrying out credit and other security checks and for the purposes of customer research and profiling or where we have your express permission to do so.

Our stone type is GONA® Stone, which is an excellent alternative to natural gemstones because it is more scratch-resistant for everyday wear. Unlike natural gemstones that are mined from the earth using large machinery, explosives, and unsafe working conditions, the GONA® Stone was developed to be more durable with better optical characteristics than of a diamond while maintaining an ethical standard to protect our environment.

No, our jewelry won't turn your skin green. Jewelry that turns your skin green is made of copper. Our jewelry is made of 925 sterling silver and silver alloys containing more than 18% silver, and the quality has been verified by International Institution SGS.

We have a rigorous quality control process to ensure the quality of all of our jewelry. The plating will not fade off if you take care of your jewelry. In the rare event that something is wrong with your jewelry, please immediately contact our customer service so we can help solve your problem. If a problem should arise and within the time limit of your warranty, we'd be happy to assist you in getting your item repaired. For detailed information please see: 30-day return policy and one-year warranty.

Delivery Time= Processing Time + Shipping Time

Processing time differs from product to product. Some popular styles can be shipped out within 24 hours, while engraved or custom orders may take up to 3-10 business days.

Shipping time depends on the shipping method you selected. For more information, please check Shipping & Delivery.

You will not be charged any consumption tax. However, you may need to pay the customs duties by yourself.

Don't worry about it. We promise an easy 30-day return policy. If you don't like the jewelry after you receive the package, just return it unused and in its original packaging. Upon acceptance of your return, the refund will be issued to your original account. Any promotional gifts must also be returned with your returned item.

We offer an easy, hassle-free 30-day return policy. If you are not completely satisfied with your purchase, you may return it for a refund within 30 days of the delivery date. If you would like to know more, please view our 30-day return policy.