Radiant|Lab Grown|IGI

6.64ct D VVS2 Radiant Lab Grown Diamond

ID • D/VVS2 • IGI LG841650893

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

Certificate IGI LG841650893

Diamond specifications and retailer prices

From $2,922 USD
As of October 29, 2026
Save $7,631 USD (72%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,553 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 6.64ct lab-grown radiant diamond

This 6.64ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841650893 or 841650893. Listed at 17 retailers as of October 29, 2026, with prices from $2,922 to $10,553, a $7,631 spread on the same certified stone. Taylor and Hart lists it at $10,553. 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

6.64
Carat
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841650893
Dimensions14.12 × 8.80 × 5.86 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.12 mm8.80 mm6.64 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841650893
Side View
Table 66.0%Crown 43.7°Girdle: Slightly ThickPavilion 33.3°Culet: NoneDepth 66.6%

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 29
Current: $3,142 USD|Low: $2,922 USD|High: $10,854 USD|Avg: $5,561 USD|-3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Taylor and Hart
October 30, 2026
Retailer 9$2,922 USD
Retailer 7$3,096 USD
Retailer 1$3,142 USD
Retailer 15$3,190 USD
Retailer 8$4,086 USD
Retailer 3$4,350 USD
Retailer 4$4,466 USD
Retailer 5$4,617 USD
Retailer 14$5,241 USD
Retailer 6$5,680 USD
Retailer 11$5,745 USD
Retailer 10$5,855 USD
Retailer 13$7,689 USD
Retailer 12$8,145 USD
Retailer 2$10,143 USD
Taylor and Hart$10,553 USD

21 data points across 16 retailers

17 retailers$2,922 USD to $10,553 USD

A
Cheapest Retailer
-
$2,922 USD
Final sale: no returns
Retailer 2
-
$3,096 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$3,142 USD
£2,474 GBP
View
A
Retailer 4
-
$3,190 USD
View
B+
Retailer 5
-
$4,086 USD
£3,218 GBP
View
B+
Retailer 6
-
$4,350 USD
View
B+
Retailer 7
-
$4,466 USD
View
Retailer 8
-
$4,617 USD
€4,397 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$5,241 USD
View
Retailer 10
-
$5,680 USD
A$8,739 AUD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$5,745 USD
£4,524 GBP
View
B+
Retailer 12
-
$5,855 USD
ZAR 94,596 ZAR
View
Retailer 13
-
$6,785 USD
A$10,439 AUD
View
Price last confirmed 22 days ago
B
Retailer 14
-
$7,689 USD
View
B
Retailer 15
-
$8,145 USD
£6,413 GBP
View
B
Retailer 16
-
$10,143 USD
SGD 13,707 SGD
View
Most Expensive
B
Taylor and Hart
J440QTM · Oct 30
$10,553 USD
View
16 more retailers have this diamond
Prices start from $2,922 USDSave up to $7,631 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
6.64ct Radiant
$2,922 USD