Radiant|Lab Grown|IGI

4.06ct H VVS2 Radiant Lab Grown Diamond

EX • H/VVS2 • IGI LG779656561

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

Certificate IGI LG779656561

Diamond specifications and retailer prices

From £378 GBP
$506 USD
As of October 29, 2026
Save £2,182 GBP (85%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,560 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.06ct lab-grown radiant diamond

This 4.06ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG779656561 or 779656561. Listed at 3 retailers as of October 29, 2026, with prices from £378 to £2,560, a £2,182 spread on the same certified stone. Brilliant Earth lists it at £2,560. 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

4.06
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.8°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779656561
Dimensions10.95 × 8.09 × 5.37 mm
L/W Ratio1.35
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.95 mm8.09 mm4.06 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779656561
Side View
Table 65.0%Crown 42.8°Girdle: MediumPavilion 37.9°Culet: NoneDepth 66.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £2,560 GBP|Low: £378 GBP|High: £2,791 GBP|Avg: £1,061 GBP|-4.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 3£378 GBP
Retailer 6£643 GBP
Retailer 5£650 GBP
Retailer 4£716 GBP
Retailer 2£724 GBP
Retailer 7£876 GBP
Retailer 9£1,064 GBP
Retailer 8£1,398 GBP
Brilliant Earth£2,560 GBP

38 data points across 9 retailers

3 retailers£378 GBP to £2,560 GBP

A
Cheapest Retailer
-
£378 GBP
$506 USD
Final sale: no returns
A
Retailer 2
-
£724 GBP
View
Most Expensive
B
Brilliant Earth
19593140A · Oct 29
£2,560 GBP
$3,430 USD
View
2 more retailers have this diamond
Prices start from £378 GBPSave up to £2,182 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
4.06ct Radiant
£378 GBP