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Oval|Lab Grown|IGI

4.02ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG585304320

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG585304320

Diamond specifications and retailer prices

From €631 EUR
$705 USD
As of October 31, 2026
Save €2,403 EUR (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,034 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.02ct lab-grown oval diamond

This 4.02ct lab-grown oval 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 LG585304320 or 585304320. Listed at 13 retailers as of October 29, 2026, with prices from €631 to €3,034, a €2,403 spread on the same certified stone. Brilliant Earth lists it at €3,034. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG585304320
Dimensions12.74 × 9.16 × 5.50 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.74 mm9.16 mm4.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG585304320
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.0%

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 31
Current: €3,034 EUR|Low: €453 EUR|High: €3,124 EUR|Avg: €1,158 EUR|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 11€453 EUR
Retailer 3€501 EUR
Retailer 6€631 EUR
Retailer 10€785 EUR
Retailer 2€812 EUR
Retailer 4€830 EUR
Retailer 9€871 EUR
Retailer 8€1,227 EUR
Retailer 7€1,348 EUR
Retailer 5€1,852 EUR
Brilliant Earth€3,034 EUR

35 data points across 11 retailers

13 retailers€631 EUR to €3,034 EUR

Retailer 1
-
€405 EUR
$452 USD
Price last confirmed 38 days ago
Retailer 2
-
€453 EUR
$506 USD
View
Price last confirmed 35 days ago
Retailer 3
-
€495 EUR
$553 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
€631 EUR
$705 USD
View
B+
Retailer 5
-
€785 EUR
$877 USD
View
A
Retailer 6
-
€812 EUR
View
A
Retailer 7
-
€830 EUR
£730 GBP
View
A
Retailer 8
-
€871 EUR
$973 USD
View
B+
Retailer 9
-
€1,227 EUR
$1,371 USD
View
B+
Retailer 10
-
€1,348 EUR
$1,506 USD
View
Retailer 11
-
€1,612 EUR
$1,801 USD
View
Price last confirmed 33 days ago
B
Retailer 12
-
€1,852 EUR
£1,629 GBP
View
Most Expensive
B
Brilliant Earth
7628933A · Oct 29
€3,034 EUR
$3,390 USD
View
12 more retailers have this diamond
Prices start from €631 EURSave up to €2,403 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 Oval
€631 EUR