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Cushion|Lab Grown|IGI

1.53ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG825634512

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

Certificate IGI LG825634512

Diamond specifications and retailer prices

From £496 GBP
$665 USD
As of November 3, 2026
Save £1,887 GBP (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,382 GBP at MOH London · As of November 3, 2026
View at MOH London

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825634512 or 825634512. Listed at 15 retailers as of November 3, 2026, with prices from £496 to £2,382, a £1,887 spread on the same certified stone. MOH London lists it at £2,382. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825634512
Dimensions6.65 × 6.60 × 4.06 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.65 mm6.60 mm1.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825634512
Side View
Table 65.0%Crown 35.3°Girdle: ThickPavilion 33.5°Culet: NoneDepth 61.5%

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: Nov 3
Current: £2,382 GBP|Low: £496 GBP|High: £2,692 GBP|Avg: £1,461 GBP|-11.3%
MOH London
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
November 3, 2026
Retailer 10£496 GBP
Retailer 6£709 GBP
Retailer 11£736 GBP
Retailer 8£846 GBP
Retailer 5£853 GBP
Retailer 2£858 GBP
Retailer 7£943 GBP
Retailer 3£1,127 GBP
Retailer 14£1,601 GBP
Retailer 9£1,664 GBP
Retailer 13£1,734 GBP
Retailer 4£1,775 GBP
Retailer 12£1,826 GBP
MOH London£2,382 GBP

38 data points across 14 retailers

15 retailers£496 GBP to £2,382 GBP

A
Cheapest Retailer
-
£496 GBP
$665 USD
Final sale: no returns
Retailer 2
-
£709 GBP
$951 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
£736 GBP
$988 USD
View
A
Retailer 4
-
£846 GBP
$1,135 USD
View
A
Retailer 5
-
£853 GBP
$1,145 USD
View
A
Retailer 6
-
£858 GBP
View
A
Retailer 7
-
£943 GBP
ZAR 20,445 ZAR
View
B+
Retailer 8
-
£1,127 GBP
€1,440 EUR
View
B+
Retailer 9
-
£1,601 GBP
View
B+
Retailer 10
-
£1,664 GBP
$2,233 USD
View
B+
Retailer 11
-
£1,734 GBP
SGD 3,144 SGD
View
B+
Retailer 12
-
£1,775 GBP
$2,382 USD
View
B
Retailer 13
-
£1,826 GBP
$2,450 USD
View
Retailer 14
-
£2,001 GBP
$2,685 USD
View
Price last confirmed 12 days ago
Most Expensive
B
MOH London
LG825634512 · Nov 3
£2,382 GBP
View
14 more retailers have this diamond
Prices start from £496 GBPSave up to £1,887 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
£496 GBP