CUSTOMER SERVICE - CONTACT US

Contact us for any information requests. Our services will do their utmost to respond within 3 business hours. If you are looking for a specific certified diamond, please use this page.

By phone
Our diamond specialists are here to answer all your questions:

France: +33 1 42 80 27 36
Belgium: +32 2 586 18 25
Switzerland: +41 21 601 37 11
Germany: +49 15 20 41 38 155
Morocco: +212 5 22 94 97 59

Opening hours
Diamond sales service: 7 days a week, from 08:00 to 20:00
Customer service: Monday to Friday, from 09:30 to 17:30 non-stop
After-sales service: Monday to Friday, from 09:30 to 16:30 non-stop

By chat
Our intelligent assistant, Maurice, is available 24/7 to answer your questions and guide you in discovering Maison Celinni.
During business hours, our diamond experts can take over upon request to offer you personalized expertise and bespoke service.

By email
For any request, contact us at: mondiamantaire@celinni.com

By form
You can also write to us via the contact form below. We recommend using it for after-sales, maintenance, or product return requests.

Are you a diamond connoisseur?
If you're already familiar with the diamond world and looking for a certified natural diamond with specific criteria, we recommend making a direct quote request here:

Request a diamond quote

Partnership requests
For any collaboration, please contact us at: partenariats@celinni.com
Each request is handled with the utmost care. We are committed to replying within 2 working hours to guarantee you excellent service.
We are honored to accompany you in your quest for the perfect jewel.

Diamond quote request