
Can I bring my diamond jewellery to the laboratory for certification?

A certificate is NOT a valuation and therefore does not indicate a dollar value. A diamond grading[…]

The DCLA is the only internationally affiliated and locally accredited diamond grading laboratory in Australia.

My retailer/merchant produces his own diamond report, is that sufficient?

How do I know that my diamond certificate

independent diamond grading laboratory

diamond certificate or diamond grading report

Why do only round brilliant cut diamonds get a proportion grade ?