GIA and IGI are two of the world’s premier gemmological laboratories. They are renowned for their gia vs igi stringent grading standards and cutting-edge analytics.
They operate laboratories around the globe and employ 1400 scientists, diamond graders, educators and diamond researchers. GIA is widely regarded as the gold standard in diamond grading.
Why Choose IGI?
IGI vs GIA lab grown is the world’s largest gemmological institute. With 20 laboratory locations around the globe, they grade finished jewellery, natural diamonds, lab grown diamonds and coloured gemstones for clients. Additionally, they run 14 schools where thousands of professionals receive training annually.
GIA is the go-to authority on diamond quality, measuring cuts, colours, and clarity and carat weight. They have become a household name within the industry that jewellers always place an emphasis on.
However, IGI has a reputation for being more accommodating than GIA. Studies show that an IGI diamond typically sells for 12% less than its certified GIA counterpart.
IGI also provides a report for the entire jewellery piece, not just its diamond centre. This makes it ideal for heirlooms or intricate fine jewellery pieces that may require disassembling to repair.
Colour
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Clarity
The GIA is the premier and authoritative gem lab in the world, known for their “4Cs” system of grading diamonds based on cut, colour, clarity, and carat weight.
The grading report is an essential document that provides you with an exact assessment of a diamond’s unique characteristics, such as its size, nature, position and quantity of clarity characteristics visible under 10x magnification. It also includes a plotting diagram which clearly displays the precise positions of inclusions and blemishes on the stone.
IGI may not have as good of a reputation as GIA, but they remain a dependable source for grading reports. Their process may be slightly more expensive than some other labs’, but you’re guaranteed a fair and accurate certificate regardless.
IGI grading also utilizes microscopic inscriptions on the diamond’s girdle, which helps them identify diamonds resubmitted by dealers with the aim of receiving a higher grade.
Carat
The carat weight of a diamond can be an important factor when assessing its value. Some people purchase small stones purely for aesthetics, while others invest in larger stones as investments.
If you are searching for a diamond with a carat weight greater than 1 carat, GIA certification is recommended. On the other hand, if your needs are smaller than one carat in weight, IGI certification can also be acquired.
IGI is the first gemmological institution to offer laboratory reports for natural diamonds, lab grown diamonds and coloured gemstones. Additionally, they grade and report entire jewellery pieces such as engagement rings.
IGI is an ideal option for lab-grown diamonds as their grading system takes into account clarity – something more commonly valued by retail buyers. This makes your diamond appear more desirable to potential buyers and gives it a major edge over GIA.
Conclusion
In conclusion, both GIA and IGI are highly respected gemmological laboratories that set the standard for diamond grading. While GIA is widely considered the gold standard in the industry, IGI offers several advantages such as being more accommodating and providing reports for entire jewellery pieces. Additionally, IGI is a dependable source for grading reports and utilizes microscopic inscriptions on diamonds to prevent resubmissions by dealers seeking a higher grade. Finally, IGI’s grading system is ideal for lab-grown diamonds as it values clarity, which is more commonly valued by retail buyers, giving them a major edge over GIA in this area.
