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Cushion|Lab Grown|IGI

1.53ct G SI2 Cushion Lab Grown Diamond

EX • G/SI2 • IGI LG733545435

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG733545435

Diamond specifications and retailer prices

From $614 AUD
€411 EUR
As of October 31, 2026
Save $875 AUD (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,490 AUD at MOH London · As of November 1, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG733545435 or 733545435. Listed at 7 retailers as of October 31, 2026, with prices from $614 to $1,490, a $875 spread on the same certified stone. MOH London lists it at $1,490. 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

1.53
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733545435
Dimensions8.13 × 6.02 × 3.91 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.13 mm6.02 mm1.53 ctG / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733545435
Side View
Table 59.0%Crown 36.1°Girdle: THN-STKPavilion 34.6°Culet: NoneDepth 65.0%

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 31
Current: $1,490 AUD|Low: $530 AUD|High: $1,719 AUD|Avg: $865 AUD|-13.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3$614 AUD
Retailer 7$618 AUD
Retailer 6$638 AUD
Retailer 2$686 AUD
Retailer 5$843 AUD
Retailer 4$1,174 AUD
MOH London$1,490 AUD

35 data points across 7 retailers

7 retailers$614 AUD to $1,490 AUD

A
Cheapest Retailer
-
$614 AUD
€411 EUR
A
Retailer 2
-
$618 AUD
$434 USD
View
B+
Retailer 3
-
$638 AUD
$448 USD
View
A
Retailer 4
-
$686 AUD
£380 GBP
View
B+
Retailer 5
-
$843 AUD
$592 USD
View
B+
Retailer 6
-
$1,174 AUD
$825 USD
View
Most Expensive
B
MOH London
LG733545435 · Nov 1
$1,490 AUD
£824 GBP
View
6 more retailers have this diamond
Prices start from $614 AUDSave up to $875 AUD

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
$614 AUD