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Cushion|Lab Grown|IGI

1.02ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG630430335

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG630430335

Diamond specifications and retailer prices

From $232 AUD
$163 USD
As of October 25, 2026
Save $1,702 AUD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,934 AUD at MOH London · As of October 25, 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 LG630430335 or 630430335. Listed at 10 retailers as of October 25, 2026, with prices from $232 to $1,934, a $1,702 spread on the same certified stone. MOH London lists it at $1,934. 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
SymmetryExcellent
FluorescenceNone
Crown angle28.7°
Pavilion angle43.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630430335
Dimensions6.98 × 5.38 × 3.59 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Top View
6.98 mm5.38 mm1.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630430335
Side View
Table 66.0%Crown 28.7°Girdle: MED-THKPavilion 43.2°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: Oct 25
Current: $1,934 AUD|Low: $232 AUD|High: $1,956 AUD|Avg: $633 AUD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6$232 AUD
Retailer 5$302 AUD
Retailer 2$388 AUD
Retailer 10$413 AUD
Retailer 3$438 AUD
Retailer 7$438 AUD
Retailer 4$440 AUD
Retailer 9$689 AUD
Retailer 8$826 AUD
MOH London$1,934 AUD

35 data points across 10 retailers

10 retailers$232 AUD to $1,934 AUD

A
Cheapest Retailer
-
$232 AUD
$163 USD
Retailer 2
-
$302 AUD
£167 GBP
View
Price last confirmed 12 days ago
A
Retailer 3
-
$388 AUD
£215 GBP
View
A
Retailer 4
-
$413 AUD
$290 USD
View
A
Retailer 5
-
$438 AUD
€293 EUR
View
A
Retailer 6
-
$438 AUD
$308 USD
View
A
Retailer 7
-
$440 AUD
£243 GBP
View
B+
Retailer 8
-
$689 AUD
$484 USD
View
B
Retailer 9
-
$826 AUD
$580 USD
View
Most Expensive
B
MOH London
630430335 · Oct 25
$1,934 AUD
£1,070 GBP
View
9 more retailers have this diamond
Prices start from $232 AUDSave up to $1,702 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
$232 AUD