Certificates

international certificates

IGI

IGI International Gemological Institute

HRD

Founded in Antwerp in 1976, HRD Antwerp is the most recognized diamond certification laboratory in europe. The certificates of hrd anversa adhere to the classification standards required by the International Diamonds Exchange Federation (IDC), a controlling body

GIA

4C di Diamond Quality: Diamond Cut Grading di GIA.

only international certificates

 

 

 

 

diamonds and stones only international certificates D, IF, 3EX

 

by BIF INVEST ITALY