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Heart|Lab Grown|IGI

4.01ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG648491452

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG648491452

Diamond specifications and retailer prices

From €437 EUR
£384 GBP
As of October 27, 2026
Save €2,410 EUR (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €2,846 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.01ct lab-grown heart diamond

This 4.01ct 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 LG648491452 or 648491452. Listed at 17 retailers as of October 27, 2026, with prices from €437 to €2,846, a €2,410 spread on the same certified stone. Brilliant Earth lists it at €2,846. 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

4.01
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648491452
Dimensions10.40 × 10.73 × 6.42 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.40 mm10.73 mm4.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648491452
Side View
Table 55.0%Crown 32.8°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 59.8%

Caratlytics Score

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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 27
Current: €2,846 EUR|Low: €409 EUR|High: €5,362 EUR|Avg: €1,176 EUR|-46.9%
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 6€421 EUR
Retailer 14€437 EUR
Retailer 10€470 EUR
Retailer 3€471 EUR
Retailer 7€522 EUR
Retailer 11€561 EUR
Retailer 17€649 EUR
Retailer 12€767 EUR
Retailer 4€815 EUR
Retailer 9€822 EUR
Retailer 15€860 EUR
Retailer 13€1,162 EUR
Retailer 18€1,217 EUR
Retailer 5€1,241 EUR
Retailer 2€1,635 EUR
Retailer 8€1,677 EUR
Retailer 16€1,919 EUR
Brilliant Earth€2,846 EUR

31 data points across 18 retailers

17 retailers€437 EUR to €2,846 EUR

Retailer 1
-
€421 EUR
$470 USD
Price last confirmed 7 days ago
A
Retailer 2
-
€437 EUR
£384 GBP
View
A
Retailer 3
-
€471 EUR
$526 USD
View
A
Retailer 4
-
€522 EUR
$583 USD
View
A
Retailer 5
-
€561 EUR
HK$4,900 HKD
View
A
Retailer 6
-
€649 EUR
$725 USD
View
B+
Retailer 7
-
€767 EUR
View
B+
Retailer 8
-
€815 EUR
$911 USD
View
B+
Retailer 9
-
€822 EUR
$918 USD
View
B+
Retailer 10
-
€860 EUR
£756 GBP
View
B+
Retailer 11
-
€1,162 EUR
A$1,998 AUD
View
B
Retailer 12
-
€1,217 EUR
$1,360 USD
View
B
Retailer 13
-
€1,241 EUR
$1,387 USD
View
B
Retailer 14
-
€1,635 EUR
SGD 2,468 SGD
View
B
Retailer 15
-
€1,677 EUR
$1,873 USD
View
B
Retailer 16
-
€1,919 EUR
£1,688 GBP
View
Most Expensive
Brilliant Earth
14415065A · Oct 30
€2,846 EUR
$3,180 USD
View
16 more retailers have this diamond
Prices start from €437 EURSave up to €2,410 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
4.01ct Heart
€437 EUR