CaratHunter
Plans
Heart|Lab Grown|IGI

4.03ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG653444032

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG653444032

Diamond specifications and retailer prices

From €602 EUR
$673 USD
As of October 30, 2026
Save €2,341 EUR (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €2,943 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 4.03ct lab-grown heart diamond

This 4.03ct lab-grown heart 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 LG653444032 or 653444032. Listed at 8 retailers as of October 30, 2026, with prices from €602 to €2,943, a €2,341 spread on the same certified stone. MOH London lists it at €2,943. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653444032
Dimensions10.01 × 10.70 × 6.60 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.01 mm10.70 mm4.03 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653444032
Side View
Table 56.0%Crown 35.1°Girdle: STK-VTKPavilion 41.2°Culet: NoneDepth 61.7%

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 30
Current: €2,943 EUR|Low: €482 EUR|High: €2,978 EUR|Avg: €1,405 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5€602 EUR
Retailer 8€655 EUR
Retailer 9€675 EUR
Retailer 11€787 EUR
Retailer 7€1,138 EUR
Retailer 2€1,141 EUR
Retailer 3€1,205 EUR
Retailer 4€1,784 EUR
Retailer 10€1,903 EUR
Retailer 6€1,964 EUR
MOH London€2,943 EUR

15 data points across 11 retailers

8 retailers€602 EUR to €2,943 EUR

A
Cheapest Retailer
-
€602 EUR
$673 USD
A
Retailer 2
-
€655 EUR
$732 USD
View
A
Retailer 3
-
€675 EUR
$754 USD
View
Final sale: no returns
B+
Retailer 4
-
€1,138 EUR
$1,271 USD
View
B+
Retailer 5
-
€1,141 EUR
$1,275 USD
View
B
Retailer 6
-
€1,784 EUR
$1,993 USD
View
B
Retailer 7
-
€1,964 EUR
$2,194 USD
View
Most Expensive
B
MOH London
LG653444032 · Nov 1
€2,943 EUR
£2,589 GBP
View
7 more retailers have this diamond
Prices start from €602 EURSave up to €2,341 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 Heart
€602 EUR