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Heart|Lab Grown|IGI

4.02ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG752544194

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG752544194

Diamond specifications and retailer prices

From $1,288 AUD
$905 USD
As of October 28, 2026
Save $2,724 AUD (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,012 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 4.02ct lab-grown heart diamond

This 4.02ct 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 LG752544194 or 752544194. Listed at 6 retailers as of October 26, 2026, with prices from $1,288 to $4,012, a $2,724 spread on the same certified stone. MOH London lists it at $4,012. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG752544194
Dimensions10.18 × 10.75 × 6.42 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.18 mm10.75 mm4.02 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG752544194
Side View
Table 59.0%Crown 34.5°Girdle: MED-THKPavilion 42.4°Culet: NoneDepth 59.7%

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 28
Current: $4,012 AUD|Low: $1,288 AUD|High: $4,055 AUD|Avg: $2,211 AUD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 3$1,288 AUD
Retailer 2$1,496 AUD
Retailer 4$1,519 AUD
Retailer 5$1,996 AUD
Retailer 6$3,116 AUD
MOH London$4,012 AUD

39 data points across 6 retailers

6 retailers$1,288 AUD to $4,012 AUD

B+
Cheapest Retailer
-
$1,288 AUD
$905 USD
B+
Retailer 2
-
$1,496 AUD
£827 GBP
View
B+
Retailer 3
-
$1,519 AUD
$1,067 USD
View
B
Retailer 4
-
$1,996 AUD
$1,402 USD
View
B
Retailer 5
-
$3,116 AUD
$2,189 USD
View
Most Expensive
B
MOH London
LG752544194 · Oct 26
$4,012 AUD
£2,219 GBP
View
5 more retailers have this diamond
Prices start from $1,288 AUDSave up to $2,724 AUD

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+
4.02ct Heart
$1,288 AUD