The house · Diamantaires OG
Your Jewelry Buying Expert in Val de Marne
Our expert diamond dealers travel to all cities in the Val de Marne department to provide you with a precise and transparent expertise of your jewelry and diamonds.
We come to you for a confidential and secure appraisal of your antique jewelry, luxury watches and precious stones.
Our service covers all cities in the Val de Marne department, guaranteeing you a local service wherever you are.
Since 1985, the OBAGEM house — Diamantaires OG, 43 rue Beaubourg in Paris — has been appraising and buying certified diamonds, high-end jewelry (Cartier, Van Cleef & Arpels, Boucheron…) and estate pieces, at the right price and in total confidentiality.
Why entrust us with your jewelry
Our expertise in Val de Marne
Recognized Expertise
Our team of certified gemmologists possesses unparalleled expertise in evaluating jewelry and diamonds. We guarantee you an accurate appraisal at market price.
Personalized Service
We provide special attention to each client. Your story and jewelry are unique, and so is our approach.
Guaranteed Security
Discretion and security are our priorities. All our appointments and transactions take place in a confidential and secure environment.
Immediate Payment
Once the agreement is reached, we offer immediate payment by the method of your choice, in complete transparency and security.
How it works
Estimate and sell in three steps
Describe your item
Description and photos via the form below.
Appraisal by a gemmologist
Response within 24 hours and appointment, in Paris or remotely.
Offer & payment
Firm offer then immediate payment if accepted.
Confidential appraisal
Your free appraisal in Val de Marne
Discover our jewelry and diamond appraisal and purchase services in the cities of Val de Marne.
- ◆ Response within 24 hours
- ◆ No obligation
- ◆ Home visit possible for valuable pieces