The house · Diamantaires OG
Your Trusted Partner for Jewelry Buyback in Yvelines
Our expert gemologists travel to all cities in the Yvelines department to provide you with precise and transparent appraisal of your jewelry and diamonds.
We come to your home for a confidential and secure valuation of your antique jewelry, luxury watches and precious stones.
Our service covers all towns in the Yvelines department, guaranteeing local service wherever you are.
Since 1985, OBAGEM — Diamantaires OG, 43 rue Beaubourg, 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 complete confidentiality.
Why entrust us with your jewelry
Our expertise in Yvelines
Recognized Expertise
Our team of certified gemologists possesses unmatched expertise in evaluating jewelry and diamonds. We guarantee a precise appraisal at market price.
Personalized Service
We pay special attention to each client. Your story and your jewelry are unique; our approach is too.
Guaranteed Security
Discretion and security are our priorities. All appointments and transactions take place in a confidential and secure setting.
Immediate Payment
Once the agreement is made, we offer immediate payment by the method of your choice, in full transparency and security.
How it works
Estimate and sell in three steps
Describe your item
Description and photos through the form below.
Expertise by a gemologist
Reply within 24 hours and appointment, in Paris or remotely.
Offer & payment
Firm offer then immediate payment upon agreement.
Confidential valuation
Your free valuation in Yvelines
Discover our jewelry and diamond appraisal and buyback services in the towns of the Yvelines department.
- ◆ Reply within 24 hours
- ◆ No obligation
- ◆ Travel possible for major pieces