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Cushion|Lab Grown|IGI

1.54ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG650411135

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG650411135

Diamond specifications and retailer prices

From £345 GBP
€437 EUR
As of October 29, 2026
Save £1,052 GBP (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,397 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG650411135 or 650411135. Listed at 11 retailers as of October 29, 2026, with prices from £345 to £1,397, a £1,052 spread on the same certified stone. Brilliant Earth lists it at £1,397. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650411135
Dimensions6.74 × 6.61 × 4.42 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
6.74 mm6.61 mm1.54 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650411135
Side View
Table 62.0%Crown 36.1°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 66.9%

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 29
Current: £1,397 GBP|Low: £179 GBP|High: £1,442 GBP|Avg: £591 GBP|-3.1%
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 4£179 GBP
Retailer 8£262 GBP
Retailer 6£345 GBP
Retailer 3£375 GBP
Retailer 12£388 GBP
Retailer 2£422 GBP
Retailer 10£469 GBP
Retailer 5£652 GBP
Retailer 13£755 GBP
Retailer 9£758 GBP
Retailer 7£897 GBP
Retailer 11£906 GBP
Brilliant Earth£1,397 GBP

40 data points across 13 retailers

11 retailers£345 GBP to £1,397 GBP

Retailer 1
-
£262 GBP
Price last confirmed 13 days ago
A
Retailer 2
-
£345 GBP
€437 EUR
View
A
Retailer 3
-
£375 GBP
$499 USD
View
A
Retailer 4
-
£388 GBP
$517 USD
View
A
Retailer 5
-
£422 GBP
View
B+
Retailer 6
-
£469 GBP
$624 USD
View
Retailer 7
-
£755 GBP
$1,006 USD
View
Price last confirmed 12 days ago
Retailer 8
-
£758 GBP
$1,010 USD
View
Price last confirmed 9 days ago
B
Retailer 9
-
£897 GBP
View
B
Retailer 10
-
£906 GBP
$1,207 USD
View
Most Expensive
B
Brilliant Earth
11632652A · Oct 29
£1,397 GBP
$1,860 USD
View
10 more retailers have this diamond
Prices start from £345 GBPSave up to £1,052 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
1.54ct Cushion
£345 GBP