Gia Laser Drilled Diamonds

Gia diamond grading reports are not issued for laboratory grown diamonds diamond simulants mounted diamonds or those that have undergone unstable treatments such as fracture filling or coating.

Gia laser drilled diamonds. And while reports may be issued for diamonds that have been laser drilled or hpht processed reports will indicate that the diamond has been treated. Diamonds have been laser drilled since at least the mid 1980s. The easiest way to find out if a diamond has been laser drilled is to look at its certificate. Most often it is used to whiten a black carbon crystal which is prominently visible in the diamond to the naked eye.

Gia will issue reports for treated diamonds that have been laser drilled or hpht processed disclosing the presence of treatments on the report. A diamond report issued by the g i a. Gia does not issue grading reports for any treated diamond having undergone a process that s considered nonpermanent or unstable such as coating or fracture filling. Gemological institute of america will list the drill holes in the stone if there are any.

How to tell if a diamond has been laser drilled. They are 100 natural diamonds that have had their internal inclusions removed with a clean laser cutting process. Examined samples of laser drilled diamonds that have been treated in an attempt to fill fractures reached by the laser. It doesn t leave any foreign material inside the diamond after the process is performed.

The tunnel in a laser drilled diamond is so small just 20 25 microns in diameter that it doesn t affect the weight of the diamond. The gia will complete reports for any loose diamond that has undergone hpht treatment or laser drilling. If it is determined that a diamond has had these treatments the gia will make sure that future buyers and jewelers are fully aware of it by placing it prominently on the final report. Laser drill diamonds laser drilled diamonds are an exciting and relatively new type of diamond offering for consumers who want a beautiful sparkling diamond at an affordable price.

The change in appearance of the laser drilled diamond is permanent. Profile view of laser drilled diamond showing a tunnel reaching the inclusion gia. This will provide an unbiased avenue for you to be fully educated and buy the diamond that is right for you. Certified non enhanced gia certified natural hpht laser drilled and clarity enhanced.

According to the rapaport diamond report september 4 1987 the filling compound devel oped by yehuda is introduced into the diamonds at relatively high pressures in the range of 50 atmos. Gia will grade laser drilled diamonds marking the laser drill holes on the inclusion plot. We suggest consulting with a diamond supplier offering all types of diamonds. As a further precaution gia.

When proper drilling techniques are applied the only.