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Cushion|Lab Grown|IGI

1.53ct E SI2 Cushion Lab Grown Diamond

VG • E/SI2 • IGI LG519238358

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG519238358

Diamond specifications and retailer prices

From $703 AUD
$494 USD
As of October 29, 2026
Save $2,186 AUD (76%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,889 AUD at MOH London · As of October 29, 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 E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG519238358 or 519238358. Listed at 6 retailers as of October 29, 2026, with prices from $703 to $2,889, a $2,186 spread on the same certified stone. MOH London lists it at $2,889. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.53
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519238358
Dimensions7.16 × 6.04 × 4.22 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizePointed
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
7.16 mm6.04 mm1.53 ctE / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519238358
Side View
Table 58.5%Crown 34.2°Girdle: MED-THKPavilion 34.3°Culet: NoneDepth 69.9%

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 29
Current: $2,889 AUD|Low: $703 AUD|High: $2,909 AUD|Avg: $1,395 AUD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 6$703 AUD
Retailer 3$1,200 AUD
Retailer 5$1,227 AUD
Retailer 4$1,231 AUD
Retailer 2$1,293 AUD
MOH London$2,889 AUD

41 data points across 6 retailers

6 retailers$703 AUD to $2,889 AUD

A
Cheapest Retailer
-
$703 AUD
$494 USD
B+
Retailer 2
-
$1,200 AUD
€803 EUR
View
B
Retailer 3
-
$1,227 AUD
$862 USD
View
Retailer 4
-
$1,231 AUD
$865 USD
View
Price last confirmed 9 days ago
B
Retailer 5
-
$1,293 AUD
£715 GBP
View
Most Expensive
B
MOH London
LG519238358 · Oct 29
$2,889 AUD
£1,598 GBP
View
5 more retailers have this diamond
Prices start from $703 AUDSave up to $2,186 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
$703 AUD