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Cushion|Lab Grown|IGI

6.37ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG830655481

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG830655481

Diamond specifications and retailer prices

From €2,233 EUR
$2,505 USD
As of November 3, 2026
Save €4,917 EUR (69%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €7,150 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 6.37ct lab-grown cushion diamond

This 6.37ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830655481 or 830655481. Listed at 7 retailers as of November 2, 2026, with prices from €2,233 to €7,150, a €4,917 spread on the same certified stone. Brilliant Earth lists it at €7,150. 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

6.37
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830655481
Dimensions10.47 × 10.39 × 6.86 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.47 mm10.39 mm6.37 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830655481
Side View
Table 65.0%Crown 33.1°Girdle: MED-STKPavilion 35.1°CuletDepth 66.0%

Caratlytics Score

How it works →
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: Nov 3
Current: €7,150 EUR|Low: €1,961 EUR|High: €13,935 EUR|Avg: €4,744 EUR|-48.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 6€2,233 EUR
Retailer 7€2,706 EUR
Retailer 2€2,780 EUR
Retailer 5€3,190 EUR
Retailer 3€3,209 EUR
Retailer 4€4,918 EUR
Brilliant Earth€7,150 EUR

29 data points across 7 retailers

7 retailers€2,233 EUR to €7,150 EUR

A
Cheapest Retailer
-
€2,233 EUR
$2,505 USD
A
Retailer 2
-
€2,706 EUR
$3,035 USD
View
B+
Retailer 3
-
€2,780 EUR
$3,118 USD
View
B+
Retailer 4
-
€3,190 EUR
A$5,505 AUD
View
B+
Retailer 5
-
€3,209 EUR
View
B
Retailer 6
-
€4,918 EUR
£4,343 GBP
View
Most Expensive
B
Brilliant Earth
21497480A · Nov 2
€7,150 EUR
$8,020 USD
View
6 more retailers have this diamond
Prices start from €2,233 EURSave up to €4,917 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
6.37ct Cushion
€2,233 EUR