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Cushion|Lab Grown|IGI

4.04ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG826674036

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG826674036

Diamond specifications and retailer prices

From $636 SGD
£392 GBP
As of October 27, 2026
Save $3,455 SGD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,091 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.04ct lab-grown cushion diamond

This 4.04ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG826674036 or 826674036. Listed at 12 retailers as of October 27, 2026, with prices from $636 to $4,091, a $3,455 spread on the same certified stone. Brilliant Earth lists it at $4,091. 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

4.04
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826674036
Dimensions11.34 × 7.89 × 5.23 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.34 mm7.89 mm4.04 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826674036
Side View
Table 65.0%Crown 34.3°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 66.3%

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 27
Current: $4,091 SGD|Low: $635 SGD|High: $4,091 SGD|Avg: $1,869 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 10$636 SGD
Retailer 4$685 SGD
Retailer 7$818 SGD
Retailer 6$1,102 SGD
Retailer 9$1,151 SGD
Retailer 12$1,184 SGD
Retailer 11$1,254 SGD
Retailer 2$1,751 SGD
Retailer 13$1,801 SGD
Retailer 8$2,379 SGD
Retailer 3$2,794 SGD
Retailer 5$2,972 SGD
Brilliant Earth$4,091 SGD

40 data points across 13 retailers

12 retailers$636 SGD to $4,091 SGD

A
Cheapest Retailer
-
$636 SGD
£392 GBP
A
Retailer 2
-
$818 SGD
HK$5,000 HKD
View
A
Retailer 3
-
$1,102 SGD
€821 EUR
View
A
Retailer 4
-
$1,151 SGD
$900 USD
View
B+
Retailer 5
-
$1,184 SGD
$926 USD
View
A
Retailer 6
-
$1,254 SGD
£772 GBP
View
B+
Retailer 7
-
$1,751 SGD
$1,370 USD
View
B+
Retailer 8
-
$1,801 SGD
$1,409 USD
View
B+
Retailer 9
-
$2,379 SGD
View
B+
Retailer 10
-
$2,794 SGD
£1,721 GBP
View
B
Retailer 11
-
$2,972 SGD
$2,325 USD
View
Most Expensive
B
Brilliant Earth
21003239A · Oct 29
$4,091 SGD
$3,200 USD
View
11 more retailers have this diamond
Prices start from $636 SGDSave up to $3,455 SGD

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
4.04ct Cushion
$636 SGD