Heart|Lab Grown|IGI

3.01ct G SI2 Heart Lab Grown Diamond

ID • G/SI2 • IGI LG519231155

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG519231155

Diamond specifications and retailer prices

From €495 EUR
$553 USD
As of October 30, 2026
Save €2,183 EUR (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,678 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 3.01ct lab-grown heart diamond

This 3.01ct lab-grown heart sits in the three to five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG519231155 or 519231155. Listed at 13 retailers as of October 29, 2026, with prices from €495 to €2,678, a €2,183 spread on the same certified stone. MOH London lists it at €2,678. 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

3.01
Carat
G
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.7°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519231155
Dimensions10.14 × 9.17 × 5.87 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.14 mm9.17 mm3.01 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG519231155
Side View
Table 63.0%Crown 33.7°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 57.9%

Caratlytics Score

How it works →
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 30
Current: €2,678 EUR|Low: €380 EUR|High: €3,070 EUR|Avg: €1,266 EUR|+8.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 6€495 EUR
Retailer 3€554 EUR
Retailer 10€554 EUR
Retailer 7€613 EUR
Retailer 11€860 EUR
Retailer 9€946 EUR
Retailer 2€949 EUR
Retailer 5€1,583 EUR
Retailer 8€1,614 EUR
Retailer 4€1,996 EUR
MOH London€2,678 EUR

42 data points across 11 retailers

13 retailers€495 EUR to €2,678 EUR

A
Cheapest Retailer
-
€495 EUR
$553 USD
A
Retailer 2
-
€554 EUR
$619 USD
View
Final sale: no returns
A
Retailer 3
-
€554 EUR
$619 USD
View
A
Retailer 4
-
€613 EUR
$685 USD
View
Retailer 5
-
€613 EUR
$685 USD
View
Price last confirmed 15 days ago
B+
Retailer 6
-
€860 EUR
$961 USD
View
B+
Retailer 7
-
€946 EUR
$1,057 USD
View
A
Retailer 8
-
€949 EUR
£835 GBP
View
B
Retailer 9
-
€1,583 EUR
$1,769 USD
View
B
Retailer 10
-
€1,614 EUR
$1,803 USD
View
B
Retailer 11
-
€1,810 EUR
HK$15,800 HKD
View
B
Retailer 12
-
€1,996 EUR
$2,230 USD
View
Most Expensive
B
MOH London
LG519231155 · Oct 29
€2,678 EUR
£2,356 GBP
View
12 more retailers have this diamond
Prices start from €495 EURSave up to €2,183 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
3.01ct Heart
€495 EUR