Radiant|Lab Grown|IGI

6.67ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG600336031

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

Certificate IGI LG600336031

Diamond specifications and retailer prices

From $843 USD
As of October 30, 2026
Save $4,937 USD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,780 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.67ct lab-grown radiant diamond

This 6.67ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG600336031 or 600336031. Listed at 20 retailers as of October 29, 2026, with prices from $843 to $5,780, a $4,937 spread on the same certified stone. Brilliant Earth lists it at $5,780. 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

6.67
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600336031
Dimensions13.03 × 9.31 × 6.36 mm
L/W Ratio1.40
Culet sizePointed
Top View
13.03 mm9.31 mm6.67 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600336031
Side View
Table 66.0%Crown 43.3°Girdle: MediumPavilion 35.5°Culet: NoneDepth 68.3%

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: Oct 30
Current: $5,780 USD|Low: $833 USD|High: $5,780 USD|Avg: $2,046 USD
Brilliant Earth
Retailer 2
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Retailer 6
Retailer 7
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Retailer 21
October 30, 2026
Retailer 4$843 USD
Retailer 19$918 USD
Retailer 9$944 USD
Retailer 6$978 USD
Retailer 21$978 USD
Retailer 3$1,053 USD
Retailer 16$1,155 USD
Retailer 7$1,491 USD
Retailer 2$1,503 USD
Retailer 10$1,575 USD
Retailer 17$1,696 USD
Retailer 18$1,812 USD
Retailer 15$1,893 USD
Retailer 20$2,249 USD
Retailer 8$2,682 USD
Retailer 5$2,751 USD
Retailer 12$3,062 USD
Retailer 11$3,096 USD
Retailer 14$3,391 USD
Retailer 13$3,687 USD
Brilliant Earth$5,780 USD

37 data points across 21 retailers

20 retailers$843 USD to $5,780 USD

A
Cheapest Retailer
-
$843 USD
A
Retailer 2
-
$918 USD
View
A
Retailer 3
-
$978 USD
View
Retailer 4
-
$978 USD
View
Price last confirmed 14 days ago
Retailer 5
-
$1,053 USD
£829 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,155 USD
View
A
Retailer 7
-
$1,491 USD
View
A
Retailer 8
-
$1,503 USD
£1,184 GBP
View
B+
Retailer 9
-
$1,575 USD
View
Retailer 10
-
$1,696 USD
€1,615 EUR
View
Price last confirmed 8 days ago
Retailer 11
-
$1,812 USD
A$2,787 AUD
View
Price last confirmed 10 days ago
A
Retailer 12
-
$1,893 USD
ZAR 30,584 ZAR
View
B+
Retailer 13
-
$2,249 USD
View
B+
Retailer 14
-
$2,682 USD
View
B+
Retailer 15
-
$2,751 USD
View
B+
Retailer 16
-
$3,062 USD
View
Retailer 17
-
$3,096 USD
View
Price last confirmed 20 days ago
B+
Retailer 18
-
$3,391 USD
View
B+
Retailer 19
-
$3,687 USD
£2,903 GBP
View
Most Expensive
B
Brilliant Earth
8407499A · Oct 29
$5,780 USD
View
19 more retailers have this diamond
Prices start from $843 USDSave up to $4,937 USD

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
6.67ct Radiant
$843 USD