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Oval|Lab Grown|IGI

4.00ct E SI2 Oval Lab Grown Diamond

ID • E/SI2 • IGI LG815643590

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG815643590

Diamond specifications and retailer prices

From €1,087 EUR
A$1,868 AUD
As of October 29, 2026
11 retailers carry this diamond
Most expensive: €1,979 EUR at MOH London · As of October 8, 2026
View at MOH London

About this 4ct lab-grown oval diamond

This 4ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG815643590 or 815643590. Listed at 11 retailers as of October 29, 2026. 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

4.00
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815643590
Dimensions12.65 × 9.05 × 5.24 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.65 mm9.05 mm4.00 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815643590
Side View
Table 62.0%Crown 36.2°Girdle: STK-VTKPavilion 37.4°Culet: NoneDepth 57.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,979 EUR|Low: €414 EUR|High: €2,396 EUR|Avg: €923 EUR|-17.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 12€431 EUR
Retailer 10€466 EUR
Retailer 15€482 EUR
Retailer 7€512 EUR
Retailer 5€533 EUR
Retailer 13€533 EUR
Retailer 11€716 EUR
Retailer 8€814 EUR
Retailer 9€883 EUR
Retailer 4€900 EUR
Retailer 2€1,087 EUR
Retailer 3€1,156 EUR
Retailer 14€1,325 EUR
Retailer 6€1,716 EUR
MOH London€1,979 EUR

33 data points across 15 retailers

11 retailers

Retailer 1
-
€431 EUR
$481 USD
Price last confirmed 19 days ago
Retailer 2
-
€466 EUR
£410 GBP
View
Price last confirmed 17 days ago
Retailer 3
-
€512 EUR
$572 USD
View
Price last confirmed 34 days ago
Retailer 4
-
€533 EUR
$596 USD
View
Price last confirmed 25 days ago
Retailer 5
-
€533 EUR
$596 USD
View
Price last confirmed 19 days ago
Retailer 6
-
€716 EUR
$800 USD
View
Price last confirmed 18 days ago
Retailer 7
-
€883 EUR
£777 GBP
View
Price last confirmed 17 days ago
B+
Retailer 8
-
€1,087 EUR
A$1,868 AUD
View
Retailer 9
-
€1,325 EUR
$1,480 USD
View
Price last confirmed 17 days ago
Retailer 10
-
€1,716 EUR
$1,917 USD
View
Price last confirmed 23 days ago
Most Expensive
MOH London
LG815643590 · Oct 8
€1,979 EUR
£1,741 GBP
View
Price last confirmed 22 days ago
10 more retailers have this diamond
Prices start from €1,087 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.

B+
4.00ct Oval
€1,087 EUR