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Cushion|Lab Grown|IGI

1.54ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG842659874

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG842659874

Diamond specifications and retailer prices

From £223 GBP
$297 USD
As of October 30, 2026
Save £1,241 GBP (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,464 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842659874 or 842659874. Listed at 19 retailers as of October 29, 2026, with prices from £223 to £1,464, a £1,241 spread on the same certified stone. Brilliant Earth lists it at £1,464. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842659874
Dimensions6.60 × 6.41 × 4.22 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.60 mm6.41 mm1.54 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842659874
Side View
Table 65.0%Crown 37.8°Girdle: MED-STKPavilion 33.8°Culet: NoneDepth 65.8%

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: £1,464 GBP|Low: £223 GBP|High: £1,539 GBP|Avg: £647 GBP|-4.9%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 6£223 GBP
Retailer 3£279 GBP
Retailer 12£289 GBP
Retailer 8£332 GBP
Retailer 19£334 GBP
Retailer 14£394 GBP
Retailer 5£407 GBP
Retailer 17£424 GBP
Retailer 4£445 GBP
Retailer 13£472 GBP
Retailer 18£574 GBP
Retailer 16£741 GBP
Retailer 10£795 GBP
Retailer 9£832 GBP
Retailer 2£950 GBP
Retailer 15£995 GBP
Retailer 11£1,022 GBP
Retailer 7£1,052 GBP
Brilliant Earth£1,464 GBP

24 data points across 19 retailers

19 retailers£223 GBP to £1,464 GBP

A
Cheapest Retailer
-
£223 GBP
$297 USD
Final sale: no returns
A
Retailer 2
-
£279 GBP
HK$2,900 HKD
View
A
Retailer 3
-
£289 GBP
View
B+
Retailer 4
-
£332 GBP
$442 USD
View
A
Retailer 5
-
£334 GBP
$445 USD
View
A
Retailer 6
-
£394 GBP
€500 EUR
View
A
Retailer 7
-
£407 GBP
$542 USD
View
A
Retailer 8
-
£424 GBP
ZAR 9,126 ZAR
View
A
Retailer 9
-
£445 GBP
$592 USD
View
A
Retailer 10
-
£472 GBP
View
B+
Retailer 11
-
£574 GBP
A$1,176 AUD
View
B+
Retailer 12
-
£741 GBP
A$1,518 AUD
View
B
Retailer 13
-
£795 GBP
SGD 1,430 SGD
View
B
Retailer 14
-
£832 GBP
$1,108 USD
View
B
Retailer 15
-
£950 GBP
$1,265 USD
View
B
Retailer 16
-
£995 GBP
View
B
Retailer 17
-
£1,022 GBP
$1,361 USD
View
B
Retailer 18
-
£1,052 GBP
$1,402 USD
View
Most Expensive
B
Brilliant Earth
21728364A · Oct 29
£1,464 GBP
$1,950 USD
View
18 more retailers have this diamond
Prices start from £223 GBPSave up to £1,241 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
£223 GBP