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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 €611 EUR
$685 USD
As of November 3, 2026
Save €2,207 EUR (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €2,817 EUR 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 €611 to €2,817, a €2,207 spread on the same certified stone. Brilliant Earth lists it at €2,817. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: €2,817 EUR|Low: €420 EUR|High: €5,323 EUR|Avg: €1,246 EUR|-47.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 7€420 EUR
Retailer 10€484 EUR
Retailer 5€611 EUR
Retailer 9€762 EUR
Retailer 4€786 EUR
Retailer 2€800 EUR
Retailer 8€855 EUR
Retailer 6€1,024 EUR
Retailer 3€1,780 EUR
Brilliant Earth€2,817 EUR

36 data points across 10 retailers

8 retailers€611 EUR to €2,817 EUR

A
Cheapest Retailer
-
€611 EUR
$685 USD
B+
Retailer 2
-
€762 EUR
$855 USD
View
A
Retailer 3
-
€786 EUR
View
A
Retailer 4
-
€800 EUR
£707 GBP
View
A
Retailer 5
-
€855 EUR
$959 USD
View
A
Retailer 6
-
€1,024 EUR
$1,148 USD
View
B+
Retailer 7
-
€1,780 EUR
£1,572 GBP
View
Most Expensive
B
Brilliant Earth
8386158A · Nov 2
€2,817 EUR
$3,160 USD
View
7 more retailers have this diamond
Prices start from €611 EURSave up to €2,207 EUR

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
€611 EUR