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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 £1,807 GBP
$2,425 USD
As of November 2, 2026
Save £8,448 GBP (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £10,255 GBP 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 £1,807 to £10,255, a £8,448 spread on the same certified stone. With Clarity lists it at £10,255. 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
Colour
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

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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: Nov 2
Current: £3,167 GBP|Low: £1,807 GBP|High: £10,729 GBP|Avg: £3,944 GBP|-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£1,807 GBP
Retailer 15£1,967 GBP
Retailer 3£2,024 GBP
Retailer 8£2,096 GBP
Retailer 12£2,170 GBP
Retailer 9£2,217 GBP
Retailer 2£2,324 GBP
Retailer 14£2,864 GBP
Retailer 13£2,882 GBP
Retailer 17£2,996 GBP
Retailer 20£3,143 GBP
Retailer 1£3,167 GBP
Retailer 6£3,879 GBP
Retailer 18£3,884 GBP
Retailer 10£3,975 GBP
Retailer 7£4,057 GBP
Retailer 19£5,597 GBP
Retailer 16£5,613 GBP
Retailer 5£7,318 GBP
Retailer 11£7,455 GBP
With Clarity£10,255 GBP

11 data points across 21 retailers

21 retailers£1,807 GBP to £10,255 GBP

A
Cheapest Retailer
-
£1,807 GBP
$2,425 USD
A
Retailer 2
-
£1,967 GBP
$2,639 USD
View
A
Retailer 3
-
£2,024 GBP
$2,716 USD
View
Final sale: no returns
A
Retailer 4
-
£2,096 GBP
$2,813 USD
View
A
Retailer 5
-
£2,170 GBP
View
A
Retailer 6
-
£2,217 GBP
$2,975 USD
View
A
Retailer 7
-
£2,324 GBP
$3,119 USD
View
B+
Retailer 8
-
£2,864 GBP
View
B+
Retailer 9
-
£2,882 GBP
$3,867 USD
View
B+
Retailer 10
-
£2,996 GBP
$4,020 USD
View
B+
Retailer 11
-
£3,143 GBP
$4,218 USD
View
B+
Retailer 12
-
£3,167 GBP
€4,047 EUR
View
B+
Retailer 13
-
£3,879 GBP
$5,206 USD
View
B+
Retailer 14
-
£3,884 GBP
A$8,019 AUD
View
B+
Retailer 15
-
£3,975 GBP
View
B+
Retailer 16
-
£4,057 GBP
ZAR 87,952 ZAR
View
B+
Retailer 17
-
£5,597 GBP
$7,511 USD
View
B+
Retailer 18
-
£5,613 GBP
View
B
Retailer 19
-
£7,318 GBP
$9,820 USD
View
B
Retailer 20
-
£7,455 GBP
SGD 13,519 SGD
View
Most Expensive
B
With Clarity
843655344 · Nov 2
£10,255 GBP
$13,762 USD
View
20 more retailers have this diamond
Prices start from £1,807 GBPSave up to £8,448 GBP

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
£1,807 GBP