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Cushion|Lab Grown|IGI

4.06ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG602366583

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG602366583

Diamond specifications and retailer prices

From $876 SGD
$685 USD
As of November 2, 2026
Save $3,165 SGD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,041 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4.06ct lab-grown cushion diamond

This 4.06ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG602366583 or 602366583. Listed at 8 retailers as of November 2, 2026, with prices from $876 to $4,041, a $3,165 spread on the same certified stone. Brilliant Earth lists it at $4,041. 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

4.06
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602366583
Dimensions10.72 × 8.59 × 5.75 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Top View
10.72 mm8.59 mm4.06 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602366583
Side View
Table 66.0%Crown 29°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 66.9%

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: Nov 2
Current: $4,041 SGD|Low: $603 SGD|High: $7,635 SGD|Avg: $1,789 SGD|-47.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7$603 SGD
Retailer 10$694 SGD
Retailer 5$876 SGD
Retailer 9$1,093 SGD
Retailer 4$1,128 SGD
Retailer 2$1,138 SGD
Retailer 8$1,226 SGD
Retailer 6$1,468 SGD
Retailer 3$2,553 SGD
Brilliant Earth$4,041 SGD

36 data points across 10 retailers

8 retailers$876 SGD to $4,041 SGD

A
Cheapest Retailer
-
$876 SGD
$685 USD
B+
Retailer 2
-
$1,093 SGD
$855 USD
View
A
Retailer 3
-
$1,128 SGD
€840 EUR
View
A
Retailer 4
-
$1,138 SGD
£701 GBP
View
A
Retailer 5
-
$1,226 SGD
$959 USD
View
A
Retailer 6
-
$1,468 SGD
$1,148 USD
View
B+
Retailer 7
-
$2,553 SGD
£1,572 GBP
View
Most Expensive
B
Brilliant Earth
8386158A · Nov 2
$4,041 SGD
$3,160 USD
View
7 more retailers have this diamond
Prices start from $876 SGDSave up to $3,165 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
4.06ct Cushion
$876 SGD