No appointment necessary: 43 Rue Beaubourg, 75003 Paris

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Sell your GIA diamonds with Diamantaires Paris today

01 48 87 81 44
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We guarantee the best prices for your GIA-certified diamond, so if you have a direct buy-back offer from a competitor, we'll not only match it, we'll outbid you.

Appraising a GIA-certified diamond
Need help appraising your jewel?
01 48 87 81 44
Come with or without an appointment
📍 43 RUE BEAUBOURG 75003 PARIS 📍
Rambuteau metro station
A guide to diamond certification for the valuation and resale of your diamond.
You can also find gemmology laboratories in mainland France. 

What are GIA, AGS and IGI? 

There are several certificate laboratories in the world of gemmology. They are supplied and originate from the following laboratories GIA and AGS and IGI. These are the gold standards for the diamond industry and international gemology.  
The gradation certificate of the diamond is an official assessment by each laboratory cited above on the different qualities of a diamond.
We prefer to use GIA certification for our diamonds.
GIA certification is often the most recognized in the professional environment. 
We invite you to read the GIA laboratory site.
In addition, we have a specific article on our conditions for buying a GIA diamond.
 
Example of a GIA diamond certificate.
Example of a GIA certificate of a diamond.

How to get a GIA certificate for my diamond?

The GIA certificate is obtained after shipment by secure transport in the American laboratories of the firm.
Often reserved for professionals, expertise by an American laboratory is expensive and can in some cases cost up to $ 500.
If you too would like to sell your GIA diamondYou can propose it on our interactive sales form.

How can I sell my diamond without a gemmological certificate?

With Diamantaires Paris OG, you can request a free appraisal of your diamond or any other precious stone. without a certificate.
In some cases, the certification number identifying your diamond is laser-engraved on the stone itself.

Buy a GIA diamond

Here you will find our complete GIA diamond catalog online.
All our diamonds are sealed and certified by the GIA.
We only sell high-quality diamonds.

-> Have your diamond mounted ring appraised

Buying a diamond
01 48 87 81 44
Our customer service is at your disposal free of charge for the purchase of your diamond.

Diamond shape guide

Sell your diamonds with Diamantaires Paris today 01 48 87 81 44 Sell When choosing a diamond, shape is one of the first things to consider.

Guide - Couleur Diamant

Sell your colored diamonds with Diamantaires Paris today 01 48 87 81 44 Sell The color or hue of a diamond is one of the most important

Guide - Prix Diamant

Sell your diamonds with Diamantaires Paris today 01 48 87 81 44 Sell We guarantee the best prices, if you have an offer from

Guide - VVS purity diamonds

Sell your VSS diamonds with Diamantaires Paris today 01 48 87 81 44 Sell We guarantee the best prices, if you have an offer

Selling a GIA diamond with certificate

The GIA (Gemological Institute of America) certificate is an official assessment of a diamond's various qualities. It is widely recognized in the diamond industry and international gemology.

To obtain a GIA certificate, the diamond must be sent by secure transport to the firm's American laboratories. This expertise is often reserved for professionals and can cost up to 500$.

Yes, Diamantaire Paris OG offers free appraisal of diamonds or other precious stones even without a certificate. In some cases, the certification number can be laser-engraved on the stone itself.

Diamantaire Paris offers the buying and selling of GIA-certified diamonds. They also offer free and confidential jewelry appraisals, as well as personalized advice on selling precious jewelry.

Diamantaire Paris is located at 43 rue Beaubourg, 75003 Paris, near the Réaumur - Sébastopol metro station. They can be contacted by telephone on 01 48 87 23 37 or by email at achat@diamantaire-paris.com.

At the heart of Diamantaire Paris, our expertise in diamond appraisal and certification is recognized, thanks in particular to our rigorous use of GIA certificates. These certificates are the cornerstone of our commitment to transparency and trust, offering our customers peace of mind when they choose to sell or invest in a diamond. Our team of experts, with its recognized expertise from Place Vendômeis dedicated to providing accurate assessments, based on the rigorous criteria established by the GIA.

We understand that the sale of precious jewelry, such as that from Van Cleef & ArpelsIt can be an important decision. That's why we offer personalized advice and viable alternatives to traditional sales houses, such as our alternative to Sotheby'sfor those looking to sell their jewelry in a confidential and secure environment.

Our jewelry in Paris is a sanctuary of trust and expertise, where every customer can feel safe to discuss his or her options, whether for sell an antique ring or to obtain a free jewelry appraisal. We are also there for those seeking to preserve the family legacy, offering advice on what to do with inherited jewelryThis is why it is important to take into account their sentimental and market value.

At Diamantaire Paris, we're dedicated to providing an exceptional experience for every customer, whether you're looking to sell, buy or simply get an appraisal. Visit our site to discover how we can accompany you on your journey with diamonds and fine jewelry.