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Radiant|Lab Grown|IGI

6.66ct D VVS2 Radiant Lab Grown Diamond

EX • D/VVS2 • IGI LG843655344

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

Certificate IGI LG843655344

Diamond specifications and retailer prices

From $2,425 USD
As of November 2, 2026
Save $11,337 USD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $13,762 USD at With Clarity · As of November 2, 2026
View at With Clarity

About this 6.66ct lab-grown radiant diamond

This 6.66ct 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 LG843655344 or 843655344. Listed at 21 retailers as of November 2, 2026, with prices from $2,425 to $13,762, a $11,337 spread on the same certified stone. With Clarity lists it at $13,762. 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

6.66
Carat
D
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843655344
Dimensions13.75 × 9.06 × 6.09 mm
L/W Ratio1.52
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.75 mm9.06 mm6.66 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843655344
Side View
Table 66.0%Crown 43.2°Girdle: Slightly ThickPavilion 36°Culet: NoneDepth 67.2%

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 2
Current: $4,249 USD|Low: $2,425 USD|High: $14,397 USD|Avg: $5,292 USD|-4.2%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
With Clarity
November 2, 2026
Retailer 4$2,425 USD
Retailer 15$2,639 USD
Retailer 3$2,716 USD
Retailer 8$2,813 USD
Retailer 12$2,912 USD
Retailer 9$2,975 USD
Retailer 2$3,119 USD
Retailer 14$3,843 USD
Retailer 13$3,867 USD
Retailer 17$4,020 USD
Retailer 20$4,218 USD
Retailer 1$4,249 USD
Retailer 6$5,206 USD
Retailer 18$5,212 USD
Retailer 10$5,334 USD
Retailer 7$5,444 USD
Retailer 19$7,511 USD
Retailer 16$7,532 USD
Retailer 5$9,820 USD
Retailer 11$10,004 USD
With Clarity$13,762 USD

11 data points across 21 retailers

21 retailers$2,425 USD to $13,762 USD

A
Cheapest Retailer
-
$2,425 USD
A
Retailer 2
-
$2,639 USD
View
A
Retailer 3
-
$2,716 USD
View
Final sale: no returns
A
Retailer 4
-
$2,813 USD
View
A
Retailer 5
-
$2,912 USD
£2,293 GBP
View
A
Retailer 6
-
$2,975 USD
View
A
Retailer 7
-
$3,119 USD
View
B+
Retailer 8
-
$3,843 USD
£3,026 GBP
View
B+
Retailer 9
-
$3,867 USD
View
B+
Retailer 10
-
$4,020 USD
View
B+
Retailer 11
-
$4,218 USD
View
B+
Retailer 12
-
$4,249 USD
€4,047 EUR
View
B+
Retailer 13
-
$5,206 USD
View
B+
Retailer 14
-
$5,212 USD
A$8,019 AUD
View
B+
Retailer 15
-
$5,334 USD
£4,200 GBP
View
B+
Retailer 16
-
$5,444 USD
ZAR 87,952 ZAR
View
B+
Retailer 17
-
$7,511 USD
View
B+
Retailer 18
-
$7,532 USD
£5,931 GBP
View
B
Retailer 19
-
$9,820 USD
View
B
Retailer 20
-
$10,004 USD
SGD 13,519 SGD
View
Most Expensive
B
With Clarity
843655344 · Nov 2
$13,762 USD
View
20 more retailers have this diamond
Prices start from $2,425 USDSave up to $11,337 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
6.66ct Radiant
$2,425 USD