You asked: What company certifies diamonds?

Who can certify diamonds?

GIA Certified Diamonds

The Gemological Institute of America is the foremost authority on diamonds. In addition to their certification process, this organization is also known for creating the “4 C’s” of diamonds that is widely recognized as the important features to consider before purchase.

Does it matter who certifies a diamond?

To be of any use, the diamond must be certified by an independent, respected gemological laboratory such as GIA, AGS, HRD etc. Certifying a diamond costs money so some retailers sell uncertified to be more competitive on price.

How do I get my diamonds certified?

The most convenient way to obtain a GIA Diamond Grading Report, Diamond Origin Report, Diamond Dossier® or Diamond Focus Report is through a local fine jewelry retailer. Retail jewelers are uniquely qualified to obtain a GIA report and to explain its contents.

What is the difference between GSI and Gia?

The GIA brings almost 100 years of experience and a strong reputation in the industry. GSI, on the other hand, is considered more loose in their grading, which can leave the buyer paying more than a diamond’s worth.

Which certified diamond is best?

What are the best Diamond Certifications? The best diamond certifications are the GIA and AGS because they’re the most consistent lab grading entities. That means you can trust their grading in all aspects like Color, Clarity and Cut quality. These labs also grade more rigorously than other labs.

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Which certificate is best for diamonds?

What are the best Diamond Certifications?

  • GIA, AGS, and GCAL are the best labs.
  • GIA is the most well-known, well-respected diamond grading laboratory.

Is it OK to buy a diamond without a certificate?

In fact, without a certificate, you can never be sure what you are buying. If a diamond is not certified, your only source of information about the stone’s quality is the seller. … Due to the seller’s subjectivity of diamond grading, they can have some leeway when representing a diamond’s quality to the buyer.

Do Costco diamonds come with GIA certificate?

Costco’s Position on GIA Certificates

Gemological Institute of America (GIA) Diamond Grading Report – All items with a 1.00 carat or larger diamond center stone will include a GIA Diamond Grading Report detailing the center diamond.

Does lab grown diamonds have GIA certified?

Yes. GIA has been grading laboratory-grown diamonds since 2007. Beginning July 1, 2019, GIA Laboratory-Grown Diamond Reports and identification reports no longer use the term “synthetic.” The GIA Laboratory-Grown Diamond Report includes the standard GIA color, clarity and cut grading scales for reference purposes.