Our knowledge and experience in watchmaking guarantee a reliable expertise of your watch as to the verification of your product and the correspondence of its peripheral elements such as: bezel, stem, crown, dial, hands, buckles, etc…

The references and the serial numbers of the box and the movement will make it possible to date the production of the watch and to confirm its authenticity.

Years of experience in jewelery watchmaking allow you to benefit from our skills:

• Control of securities, precious metals.
• Examination of diamonds in cold light to reproduce the light of day.
• Diamond testers, synthetic stone detectors.
• Control of the jewels by the services of the Guarantee or by a company having delegation of the customs.
• Verification of crimps on all pieces of jewelery.
• Certification of diamonds through the Paris Chamber of Commerce.
• Expertise for amicable purposes.
• Authentication marks and punches.
• Free evaluation.