Radiant|Lab Grown|IGI

6.57ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG836618099

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG836618099

Diamond specifications and retailer prices

From €815 EUR
$911 USD
As of October 30, 2026
Save €7,164 EUR (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €7,980 EUR at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 6.57ct lab-grown radiant diamond

This 6.57ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG836618099 or 836618099. Listed at 24 retailers as of October 30, 2026, with prices from €815 to €7,980, a €7,164 spread on the same certified stone. Helzberg Diamonds lists it at €7,980. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.57
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836618099
Dimensions12.97 × 9.11 × 6.41 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.97 mm9.11 mm6.57 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836618099
Side View
Table 61.0%Crown 37.9°Girdle: ThickPavilion 35.5°Culet: NoneDepth 70.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €7,980 EUR|Low: €815 EUR|High: €10,759 EUR|Avg: €2,576 EUR
Helzberg Diamonds
Retailer 2
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Retailer 23
November 1, 2026
Retailer 8€815 EUR
Retailer 5€887 EUR
Retailer 15€913 EUR
Retailer 7€945 EUR
Retailer 12€945 EUR
Retailer 13€996 EUR
Retailer 19€1,101 EUR
Retailer 10€1,316 EUR
Retailer 17€1,444 EUR
Retailer 18€1,471 EUR
Retailer 11€1,515 EUR
Retailer 20€1,752 EUR
Retailer 23€1,829 EUR
Retailer 21€1,886 EUR
Retailer 6€2,605 EUR
Retailer 9€2,658 EUR
Retailer 14€2,724 EUR
Retailer 3€2,743 EUR
Retailer 16€3,108 EUR
Retailer 2€3,207 EUR
Retailer 4€5,183 EUR
Retailer 22€5,702 EUR
Helzberg Diamonds€7,980 EUR

27 data points across 23 retailers

24 retailers€815 EUR to €7,980 EUR

A
Cheapest Retailer
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€815 EUR
$911 USD
A
Retailer 2
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€887 EUR
$991 USD
View
A
Retailer 3
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€913 EUR
$1,020 USD
View
Final sale: no returns
A
Retailer 4
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€945 EUR
$1,056 USD
View
Retailer 5
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€945 EUR
$1,056 USD
View
Price last confirmed 15 days ago
A
Retailer 6
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€996 EUR
£876 GBP
View
A
Retailer 7
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€1,101 EUR
$1,230 USD
View
A
Retailer 8
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€1,316 EUR
$1,470 USD
View
A
Retailer 9
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€1,444 EUR
£1,270 GBP
View
A
Retailer 10
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€1,471 EUR
View
B+
Retailer 11
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€1,515 EUR
$1,693 USD
View
A
Retailer 12
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€1,752 EUR
A$3,011 AUD
View
A
Retailer 13
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€1,829 EUR
ZAR 33,018 ZAR
View
A
Retailer 14
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€1,886 EUR
$2,107 USD
View
B+
Retailer 15
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€2,605 EUR
£2,292 GBP
View
B+
Retailer 16
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€2,658 EUR
$2,970 USD
View
B+
Retailer 17
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€2,724 EUR
$3,043 USD
View
B+
Retailer 18
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€2,743 EUR
$3,064 USD
View
B+
Retailer 19
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€3,108 EUR
SGD 4,692 SGD
View
B+
Retailer 20
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€3,207 EUR
£2,821 GBP
View
B+
Retailer 21
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€3,286 EUR
$3,671 USD
View
B
Retailer 22
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€5,183 EUR
$5,790 USD
View
B
Retailer 23
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€5,702 EUR
$6,370 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOJMMHOGPP · Nov 1
€7,980 EUR
$8,915 USD
View
23 more retailers have this diamond
Prices start from €815 EURSave up to €7,164 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
6.57ct Radiant
€815 EUR