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Cushion|Lab Grown|IGI

1.02ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG790634025

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG790634025

Diamond specifications and retailer prices

From $306 AUD
$215 USD
As of October 28, 2026
Save $1,592 AUD (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,898 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.02ct lab-grown cushion diamond

This 1.02ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG790634025 or 790634025. Listed at 9 retailers as of October 28, 2026, with prices from $306 to $1,898, a $1,592 spread on the same certified stone. MOH London lists it at $1,898. 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

1.02
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.7°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790634025
Dimensions6.88 × 4.88 × 3.42 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.88 mm4.88 mm1.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG790634025
Side View
Table 63.0%Crown 39.7°Girdle: STK-THKPavilion 31.9°Culet: NoneDepth 70.1%

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 28
Current: $1,898 AUD|Low: $306 AUD|High: $1,934 AUD|Avg: $649 AUD|-1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 7$306 AUD
Retailer 2$377 AUD
Retailer 3$411 AUD
Retailer 5$411 AUD
Retailer 4$430 AUD
Retailer 8$685 AUD
Retailer 9$697 AUD
Retailer 6$807 AUD
MOH London$1,898 AUD

41 data points across 9 retailers

9 retailers$306 AUD to $1,898 AUD

B+
Cheapest Retailer
-
$306 AUD
$215 USD
A
Retailer 2
-
$377 AUD
£209 GBP
View
A
Retailer 3
-
$411 AUD
€275 EUR
View
A
Retailer 4
-
$411 AUD
$289 USD
View
A
Retailer 5
-
$430 AUD
£238 GBP
View
B+
Retailer 6
-
$685 AUD
$481 USD
View
B+
Retailer 7
-
$697 AUD
$490 USD
View
Price last confirmed 10 days ago
B
Retailer 8
-
$807 AUD
$567 USD
View
Most Expensive
B
MOH London
LG790634025 · Oct 29
$1,898 AUD
£1,050 GBP
View
8 more retailers have this diamond
Prices start from $306 AUDSave up to $1,592 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
1.02ct Cushion
$306 AUD