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Cushion|Lab Grown|IGI

4.06ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG657467656

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG657467656

Diamond specifications and retailer prices

From £785 GBP
$1,046 USD
As of October 29, 2026
Save £4,418 GBP (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £5,204 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.06ct lab-grown cushion diamond

This 4.06ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG657467656 or 657467656. Listed at 14 retailers as of October 29, 2026, with prices from £785 to £5,204, a £4,418 spread on the same certified stone. Brilliant Earth lists it at £5,204. 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
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657467656
Dimensions11.09 × 8.23 × 5.09 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.09 mm8.23 mm4.06 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG657467656
Side View
Table 66.0%Crown 32.7°Girdle: STK-VTKPavilion 34.6°Culet: NoneDepth 61.8%

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 29
Current: £5,204 GBP|Low: £672 GBP|High: £5,362 GBP|Avg: £2,011 GBP|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 3£785 GBP
Retailer 8£980 GBP
Retailer 10£1,048 GBP
Retailer 2£1,254 GBP
Retailer 4£1,303 GBP
Retailer 6£1,732 GBP
Retailer 12£1,742 GBP
Retailer 11£1,762 GBP
Retailer 9£2,243 GBP
Retailer 5£2,532 GBP
Retailer 7£2,775 GBP
Retailer 13£2,831 GBP
Brilliant Earth£5,204 GBP

19 data points across 13 retailers

14 retailers£785 GBP to £5,204 GBP

A
Cheapest Retailer
-
£785 GBP
$1,046 USD
Final sale: no returns
A
Retailer 2
-
£980 GBP
$1,305 USD
View
A
Retailer 3
-
£1,048 GBP
$1,395 USD
View
A
Retailer 4
-
£1,254 GBP
View
A
Retailer 5
-
£1,303 GBP
$1,735 USD
View
A
Retailer 6
-
£1,732 GBP
ZAR 37,266 ZAR
View
Retailer 7
-
£1,742 GBP
A$3,569 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
£1,762 GBP
$2,347 USD
View
B+
Retailer 9
-
£2,243 GBP
View
B+
Retailer 10
-
£2,532 GBP
$3,372 USD
View
B+
Retailer 11
-
£2,775 GBP
View
B+
Retailer 12
-
£2,831 GBP
$3,770 USD
View
B
Retailer 13
-
£4,402 GBP
HK$45,800 HKD
View
Most Expensive
B
Brilliant Earth
17969854A · Oct 29
£5,204 GBP
$6,930 USD
View
13 more retailers have this diamond
Prices start from £785 GBPSave up to £4,418 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 Cushion
£785 GBP