CaratHunter
Plans
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 $419 SGD
$328 USD
As of October 31, 2026
Save $1,501 SGD (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,921 SGD 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 $419 to $1,921, a $1,501 spread on the same certified stone. MOH London lists it at $1,921. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $1,921 SGD|Low: $419 SGD|High: $3,094 SGD|Avg: $894 SGD|+3.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 9$419 SGD
Retailer 8$477 SGD
Retailer 7$722 SGD
Retailer 5$772 SGD
Retailer 6$835 SGD
Retailer 2$835 SGD
Retailer 4$854 SGD
Retailer 3$1,009 SGD
MOH London$1,921 SGD

42 data points across 9 retailers

9 retailers$419 SGD to $1,921 SGD

A
Cheapest Retailer
-
$419 SGD
$328 USD
Final sale: no returns
A
Retailer 2
-
$477 SGD
$373 USD
View
A
Retailer 3
-
$722 SGD
$565 USD
View
B+
Retailer 4
-
$772 SGD
$604 USD
View
A
Retailer 5
-
$835 SGD
£514 GBP
View
A
Retailer 6
-
$835 SGD
€622 EUR
View
A
Retailer 7
-
$854 SGD
$668 USD
View
A
Retailer 8
-
$1,009 SGD
$789 USD
View
Most Expensive
B
MOH London
LG653409124 · Oct 29
$1,921 SGD
£1,183 GBP
View
8 more retailers have this diamond
Prices start from $419 SGDSave up to $1,501 SGD

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
$419 SGD