Oval|Lab Grown|IGI

4.03ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG811644641

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG811644641

Diamond specifications and retailer prices

From €665 EUR
HK$5,800 HKD
As of October 31, 2026
Save €1,873 EUR (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €2,537 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 4.03ct lab-grown oval diamond

This 4.03ct 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 LG811644641 or 811644641. Listed at 7 retailers as of October 29, 2026, with prices from €665 to €2,537, a €1,873 spread on the same certified stone. MOH London lists it at €2,537. 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

4.03
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811644641
Dimensions12.57 × 8.96 × 5.56 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
12.57 mm8.96 mm4.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811644641
Side View
Table 61.0%Crown 35.2°Girdle: MED-THKPavilion 39.6°Culet: NoneDepth 62.1%

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: Oct 31
Current: €2,537 EUR|Low: €819 EUR|High: €2,554 EUR|Avg: €1,140 EUR|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 4€819 EUR
Retailer 5€889 EUR
Retailer 2€919 EUR
Retailer 3€942 EUR
MOH London€2,537 EUR

42 data points across 5 retailers

7 retailers€665 EUR to €2,537 EUR

A
Cheapest Retailer
-
€665 EUR
HK$5,800 HKD
B+
Retailer 2
-
€819 EUR
$915 USD
View
A
Retailer 3
-
€889 EUR
$993 USD
View
A
Retailer 4
-
€919 EUR
View
A
Retailer 5
-
€942 EUR
£829 GBP
View
B+
Retailer 6
-
€1,259 EUR
$1,407 USD
View
Most Expensive
B
MOH London
LG811644641 · Oct 29
€2,537 EUR
£2,232 GBP
View
6 more retailers have this diamond
Prices start from €665 EURSave up to €1,873 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
4.03ct Oval
€665 EUR