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Cushion|Lab Grown|IGI

1.04ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG811699434

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811699434

Diamond specifications and retailer prices

From $220 AUD
As of November 6, 2026
Save $1,217 AUD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,050 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.04ct lab-grown cushion diamond

This 1.04ct 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 LG811699434 or 811699434. Listed at 14 retailers as of November 6, 2026, with a 554% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.04
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811699434
Dimensions7.54 × 5.07 × 3.39 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.54 mm5.07 mm1.04 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811699434
Side View
Table 61.0%Crown 32.8°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 66.9%

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: Nov 6
Current: $2,050 AUD|Low: $220 AUD|High: $2,065 AUD|Avg: $664 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7$220 AUD
Retailer 3$409 AUD
Retailer 2$421 AUD
Retailer 5$463 AUD
Retailer 8$472 AUD
Retailer 4$597 AUD
Retailer 6$728 AUD
MOH London$2,050 AUD

42 data points across 8 retailers

14 retailers$220 AUD to $1,436 AUD

A
Cheapest Retailer
-
$220 AUD
Final sale: no returns
A
Retailer 2
-
$279 AUD
View
B+
Retailer 3
-
$342 AUD
View
A
Retailer 4
-
$409 AUD
View
A
Retailer 5
-
$421 AUD
View
A
Retailer 6
-
$450 AUD
View
A
Retailer 7
-
$463 AUD
View
A
Retailer 8
-
$472 AUD
View
A
Retailer 9
-
$597 AUD
View
B+
Retailer 10
-
$675 AUD
View
B+
Retailer 11
-
$728 AUD
View
B+
Retailer 12
-
$866 AUD
View
B
Retailer 13
-
$1,436 AUD
View
Most Expensive
MOH London
LG811699434 · Oct 29
$2,050 AUD
£1,109 GBP
View
Price last confirmed 8 days ago
13 more retailers have this diamond
Prices start from $220 AUDSave up to $1,217 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
1.04ct Cushion
$220 AUD