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Cushion|Lab Grown|IGI

1.53ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG520213355

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG520213355

Diamond specifications and retailer prices

From £240 GBP
$320 USD
As of October 30, 2026
Save £832 GBP (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,389 GBP at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.53ct lab-grown cushion diamond

This 1.53ct 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 LG520213355 or 520213355. Listed at 15 retailers as of October 29, 2026, with a 346% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG520213355
Dimensions6.84 × 6.50 × 6.84 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.84 mm6.50 mm1.53 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG520213355
Side View
Table 58.5%Crown 34.3°Girdle: MED-VTKPavilion 35°Culet: NoneDepth 63.5%

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 30
Current: £1,389 GBP|Low: £240 GBP|High: £1,434 GBP|Avg: £647 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
Retailer 14
October 30, 2026
Retailer 14£240 GBP
Retailer 13£266 GBP
Retailer 10£383 GBP
Retailer 5£396 GBP
Retailer 8£438 GBP
Retailer 2£439 GBP
Retailer 7£469 GBP
Retailer 4£519 GBP
Retailer 11£725 GBP
Retailer 3£856 GBP
Retailer 12£951 GBP
Retailer 6£961 GBP
Retailer 9£1,072 GBP
Brilliant Earth£1,389 GBP

43 data points across 14 retailers

15 retailers£240 GBP to £1,072 GBP

A
Cheapest Retailer
-
£240 GBP
$320 USD
Final sale: no returns
Retailer 2
-
£266 GBP
$354 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
£383 GBP
$510 USD
View
A
Retailer 4
-
£396 GBP
$528 USD
View
A
Retailer 5
-
£438 GBP
€556 EUR
View
B+
Retailer 6
-
£439 GBP
$584 USD
View
A
Retailer 7
-
£469 GBP
View
B+
Retailer 8
-
£519 GBP
$691 USD
View
Retailer 9
-
£725 GBP
A$1,485 AUD
View
Price last confirmed 25 days ago
Retailer 10
-
£856 GBP
SGD 1,540 SGD
View
Price last confirmed 17 days ago
B
Retailer 11
-
£892 GBP
$1,188 USD
View
B
Retailer 12
-
£951 GBP
$1,267 USD
View
B
Retailer 13
-
£1,024 GBP
$1,363 USD
View
B
Retailer 14
-
£1,072 GBP
View
Most Expensive
Brilliant Earth
20666789A · Oct 16
£1,389 GBP
$1,850 USD
View
Price last confirmed 14 days ago
14 more retailers have this diamond
Prices start from £240 GBPSave up to £832 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
1.53ct Cushion
£240 GBP