cooperate diamondology laboratory jewelry jeweler goldsmith
cooperate with certificate jewelry

Certificate jewelry is a network of experts who are all around the world.

You can cooperate with us as a supervisor or jeweler or goldsmith.

We have own laboratories  and also we contract with some laboratories.

So you can participate in our courses to graduate as a gemologist or diamondologist in this field.

  • If you want verified your jewelry, you  contact with our supervisor in every country. 
  • If you are a brand jeweler or laboratory , you can get direct account and register it.
  • If you are a real person, you can work at the supervisor office as a gemologist or etc..