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Cushion|Lab Grown|IGI

2.51ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG653409124

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG653409124

Diamond specifications and retailer prices

From $459 CAD
$328 USD
As of October 30, 2026
Save $1,644 CAD (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,103 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 2.51ct lab-grown cushion diamond

This 2.51ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG653409124 or 653409124. Listed at 9 retailers as of October 29, 2026, with prices from $459 to $2,103, a $1,644 spread on the same certified stone. MOH London lists it at $2,103. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.51
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653409124
Dimensions8.57 × 7.07 × 4.86 mm
L/W Ratio1.21
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.57 mm7.07 mm2.51 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653409124
Side View
Table 62.0%Crown 40.5°Girdle: THK-VTKPavilion 37.7°Culet: NoneDepth 68.7%

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: $2,103 CAD|Low: $459 CAD|High: $3,387 CAD|Avg: $977 CAD|+3.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 9$459 CAD
Retailer 6$522 CAD
Retailer 5$791 CAD
Retailer 2$845 CAD
Retailer 3$914 CAD
Retailer 4$921 CAD
Retailer 8$941 CAD
Retailer 7$1,107 CAD
MOH London$2,103 CAD

43 data points across 9 retailers

9 retailers$459 CAD to $2,103 CAD

A
Cheapest Retailer
-
$459 CAD
$328 USD
Final sale: no returns
A
Retailer 2
-
$522 CAD
$373 USD
View
A
Retailer 3
-
$791 CAD
$565 USD
View
B+
Retailer 4
-
$845 CAD
$604 USD
View
A
Retailer 5
-
$914 CAD
£514 GBP
View
A
Retailer 6
-
$921 CAD
€627 EUR
View
A
Retailer 7
-
$941 CAD
$672 USD
View
B+
Retailer 8
-
$1,107 CAD
$791 USD
View
Most Expensive
B
MOH London
LG653409124 · Oct 29
$2,103 CAD
£1,183 GBP
View
8 more retailers have this diamond
Prices start from $459 CADSave up to $1,644 CAD

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
2.51ct Cushion
$459 CAD