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Certified Jewel


C-JOYS - Certified Joys - produces and distributes jewels and diamonds certified by international institutes HRD, IGI and GIA.
Every C-JOYS jewel is built thanks to the work of our skilled craftsmen. From the selection of the best stones to the clever
creation of timeless objects, the perfect match between nature and art. Proud of our 'Made in Italy' brand, we always guarantee
the high quality of the precious purchased, the best price and the highest customer satisfaction, according to our exclusive formula Q.P.S.


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 Are you a Reseller?

Enter the C-Joys Authorized Reseller Circuit. For you a dedicated and dedicated area dedicated directly to our online shop.


Certificazione C-Joys

C-JOYS – Certified Jewel

C-Joys certification is a further guarantee of the authenticity of your jewel.
Our goldsmith craftsmen exalt the beauty of precious stones, creating timeless objects.

Certificato HRD

HRD – Hoge Raad voor Diamant

The Antwerp HRD certification is the reference mark in Europe to certify the authenticity of a diamond. Customers buy diamond jewelry in peace and confidence.

GIA Certificate

GIA – Gemological Institute of America

Public Nonprofit Institute, GIA is the most authoritative source of information and reference point for standards, information and education in the world of precious stones.

IGI Certificate

IGI – International Gemological Institute

An IGI certificate provides clarity and simplicity with the details and features of a gemstone. A guarantee of transparency and security in purchasing both for the buyer and for the reseller