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Cushion|Lab Grown|IGI

2.50ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG750529150

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

Certificate IGI LG750529150

Diamond specifications and retailer prices

From $761 SGD
$595 USD
As of November 1, 2026
Save $1,105 SGD (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,865 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 2.5ct lab-grown cushion diamond

This 2.5ct 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 LG750529150 or 750529150. Listed at 5 retailers as of October 29, 2026, with prices from $761 to $1,865, a $1,105 spread on the same certified stone. MOH London lists it at $1,865. 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

2.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750529150
Dimensions7.60 × 7.59 × 5.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.60 mm7.59 mm2.50 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750529150
Side View
Table 61.0%Crown 38.1°Girdle: MED-THKPavilion 34.7°Culet: NoneDepth 66.7%

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: Nov 1
Current: $1,865 SGD|Low: $729 SGD|High: $1,878 SGD|Avg: $1,031 SGD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 3$761 SGD
Retailer 2$813 SGD
Retailer 4$846 SGD
Retailer 5$1,000 SGD
MOH London$1,865 SGD

42 data points across 5 retailers

5 retailers$761 SGD to $1,865 SGD

B+
Cheapest Retailer
-
$761 SGD
$595 USD
A
Retailer 2
-
$813 SGD
£501 GBP
View
A
Retailer 3
-
$846 SGD
$662 USD
View
B+
Retailer 4
-
$1,000 SGD
$782 USD
View
Most Expensive
B
MOH London
LG750529150 · Oct 29
$1,865 SGD
£1,149 GBP
View
4 more retailers have this diamond
Prices start from $761 SGDSave up to $1,105 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
2.50ct Cushion
$761 SGD