Professional authentication
Using best-in-class techniques, our authentication collaborators at GIA® verify your jewellery, ensuring its authenticity and accuracy compared to the listing.
Authenticity Guarantee
Shop fine jewellery verified by the experts at GIA®, the Gemological Institute of America®.
Authenticity Guarantee is independent from, and not associated with, any brands sold on eBay. GIA® is not affiliated with eBay or sellers other than as a verifier of items.
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Secure delivery
Once your item is verified, your jewellery is sent directly to you via signature-required delivery.
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No extra cost to you
eBay covers all costs of the authentication process.
Meet the experts
GIA® is a non-profit organisation dedicated to ensuring the public trust in gems and jewellery by upholding the highest standards of integrity, academics, science and professionalism. For more information, please visit gia.edu.
Behind the process
A team of authenticators will perform a multi-point inspection to ensure that your item and its accessories are authentic and consistent with the listing title, description, and image. Once your item is verified, your jewellery is sent directly to you via signature-required delivery.
Authenticity Guarantee for jewellery is limited to a review of claims regarding item quality and characteristics listed by the seller. These claims are assessed within defined ranges and tolerances.
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