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Cushion|Lab Grown|IGI

1.01ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG842630129

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

Certificate IGI LG842630129

Diamond specifications and retailer prices

From $201 AUD
$141 USD
As of October 28, 2026
Save $1,683 AUD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,884 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown cushion diamond

This 1.01ct 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 LG842630129 or 842630129. Listed at 11 retailers as of October 28, 2026, with prices from $201 to $1,884, a $1,683 spread on the same certified stone. MOH London lists it at $1,884. 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

1.01
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842630129
Dimensions5.88 × 5.84 × 3.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.88 mm5.84 mm1.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842630129
Side View
Table 67.0%Crown 34.4°Girdle: STK-VTKPavilion 38.9°Culet: NoneDepth 63.0%

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 28
Current: $1,884 AUD|Low: $201 AUD|High: $1,896 AUD|Avg: $649 AUD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 9$201 AUD
Retailer 4$293 AUD
Retailer 3$306 AUD
Retailer 2$373 AUD
Retailer 8$404 AUD
Retailer 5$426 AUD
Retailer 7$576 AUD
Retailer 6$683 AUD
Retailer 10$802 AUD
Retailer 11$1,368 AUD
MOH London$1,884 AUD

20 data points across 11 retailers

11 retailers$201 AUD to $1,884 AUD

A
Cheapest Retailer
-
$201 AUD
$141 USD
Final sale: no returns
A
Retailer 2
-
$293 AUD
£162 GBP
View
B+
Retailer 3
-
$306 AUD
$215 USD
View
A
Retailer 4
-
$373 AUD
£207 GBP
View
A
Retailer 5
-
$404 AUD
$284 USD
View
A
Retailer 6
-
$426 AUD
£236 GBP
View
B+
Retailer 7
-
$576 AUD
$405 USD
View
B+
Retailer 8
-
$683 AUD
$480 USD
View
B
Retailer 9
-
$802 AUD
$563 USD
View
B
Retailer 10
-
$1,368 AUD
$961 USD
View
Most Expensive
B
MOH London
LG842630129 · Oct 29
$1,884 AUD
£1,042 GBP
View
10 more retailers have this diamond
Prices start from $201 AUDSave up to $1,683 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
1.01ct Cushion
$201 AUD