We only list stones from trustworthy and established dealers who have a strong record of honesty in the jewelry industry.
Some of the stones are already certified by a laboratory such as the AGTA or GIA this will be indicated in the product description. For certification of uncertified stones by the GIA or AGTA laboratories there will be a fee ranging around $150 and will take 5 days.
Some of our dealers will give a certificate of authenticity with every stone and others will provide an evaluation by a GIA Graduate Gemologist.