Certificate of guarantee

The gold jewelry in Salvador Muñoz Joyero is made of 18 karat (750 thousandths) gold.


All the articles of our online jewelry comply with the regulations of the Spanish and European Precious Metals Law.


They incorporate the punching of the Official Authorized Verification and Contrasting Laboratories of Spanish Precious Metals accredited by the ENAC (National Accreditation Entity) according to the international standard ISO 17025 for the realization of tests of Gold and Silver in jewelery objects.


All Salvador Muñoz Joyero items have the stamps stamped with the double contrast that is the Official Laboratory code and the gold law, the second contrast being the manufacturer's code. Both stamps are stamped by the Official Authorized Verification and Contrasting Laboratories of Spanish Precious Metals.


Salvador Muñoz Joyero undertakes that the diamonds comply with the characteristics and have passed the quality controls and for this he issues a certificate with the purchase of the jewels that contain diamonds or precious stones.

Diamond Certificates


The diamond certificates specify the following characteristics:

  • The shape of the carving.

  • The weight of the diamond in carats.

  • Its color grade

  • Its degree of purity

  • The date of issuance of the certificate.