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Cushion|Lab Grown|IGI

4.02ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG846639568

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846639568

Diamond specifications and retailer prices

From €472 EUR
£417 GBP
As of November 2, 2026
Save €1,814 EUR (79%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €2,286 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 4.02ct lab-grown cushion diamond

This 4.02ct 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 LG846639568 or 846639568. Listed at 7 retailers as of November 1, 2026, with prices from €472 to €2,286, a €1,814 spread on the same certified stone. MOH London lists it at €2,286. 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

4.02
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846639568
Dimensions11.23 × 8.08 × 5.36 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.23 mm8.08 mm4.02 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846639568
Side View
Table 62.0%Crown 31.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 66.3%

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 2
Current: €2,286 EUR|Low: €472 EUR|High: €2,297 EUR|Avg: €1,047 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2€472 EUR
Retailer 5€494 EUR
Retailer 4€673 EUR
Retailer 7€851 EUR
Retailer 3€911 EUR
Retailer 6€1,024 EUR
MOH London€2,286 EUR

8 data points across 7 retailers

7 retailers€472 EUR to €2,286 EUR

A
Cheapest Retailer
-
€472 EUR
£417 GBP
A
Retailer 2
-
€494 EUR
$554 USD
View
Final sale: no returns
A
Retailer 3
-
€673 EUR
$755 USD
View
B+
Retailer 4
-
€851 EUR
$955 USD
View
A
Retailer 5
-
€911 EUR
£804 GBP
View
A
Retailer 6
-
€1,024 EUR
$1,148 USD
View
Most Expensive
B
MOH London
LG846639568 · Nov 1
€2,286 EUR
£2,019 GBP
View
6 more retailers have this diamond
Prices start from €472 EURSave up to €1,814 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
4.02ct Cushion
€472 EUR