Our firm “Guillen Joyeros” offers an absolute guarantee of all its jewels, backing through a certificate its authenticity and quality, which starts from the selection of stones and precious metals, as well as care in its elaboration process.


What does our warranty cover?

Our guarantee covers the modification of sizes in rings, maintenance, replacement of zirconia, as well as possible manufacturing defects.

The warranty does not cover replacement of diamonds, damages caused by improper use, theft or loss and repairs performed by technical services not certified by “Guillen Joyeros”