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Cushion|Lab Grown|IGI

3.06ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG660496401

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG660496401

Diamond specifications and retailer prices

From £536 GBP
As of October 30, 2026
Save £1,929 GBP (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £4,002 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG660496401 or 660496401. Listed at 14 retailers as of October 29, 2026, with a 360% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.06
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660496401
Dimensions8.55 × 8.37 × 5.47 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.55 mm8.37 mm3.06 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660496401
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 65.4%

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 30
Current: £4,002 GBP|Low: £385 GBP|High: £4,002 GBP|Avg: £1,193 GBP
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
Retailer 14
October 30, 2026
Retailer 13£447 GBP
Retailer 2£536 GBP
Retailer 9£623 GBP
Retailer 8£646 GBP
Retailer 5£697 GBP
Retailer 14£725 GBP
Retailer 7£741 GBP
Retailer 3£912 GBP
Retailer 4£1,457 GBP
Retailer 12£1,649 GBP
Retailer 6£1,671 GBP
Retailer 11£1,761 GBP
Retailer 10£2,465 GBP
Brilliant Earth£4,002 GBP

35 data points across 14 retailers

14 retailers£536 GBP to £2,465 GBP

Retailer 1
-
£447 GBP
$595 USD
Price last confirmed 13 days ago
A
Retailer 2
-
£536 GBP
View
A
Retailer 3
-
£623 GBP
$830 USD
View
A
Retailer 4
-
£646 GBP
€819 EUR
View
A
Retailer 5
-
£697 GBP
$928 USD
View
A
Retailer 6
-
£725 GBP
$966 USD
View
A
Retailer 7
-
£741 GBP
View
A
Retailer 8
-
£912 GBP
$1,215 USD
View
Retailer 9
-
£1,457 GBP
$1,940 USD
View
Price last confirmed 11 days ago
Retailer 10
-
£1,649 GBP
View
Price last confirmed 12 days ago
B
Retailer 11
-
£1,671 GBP
$2,225 USD
View
Retailer 12
-
£1,761 GBP
$2,345 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
£2,465 GBP
$3,283 USD
View
Most Expensive
Brilliant Earth
12047114A · Oct 21
£4,002 GBP
$5,330 USD
View
Price last confirmed 8 days ago
13 more retailers have this diamond
Prices start from £536 GBPSave up to £1,929 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
3.06ct Cushion
£536 GBP