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Heart|Lab Grown|IGI

1.52ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG784608144

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG784608144

Diamond specifications and retailer prices

From €201 EUR
$225 USD
As of October 30, 2026
Save €882 EUR (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,083 EUR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.52ct lab-grown heart diamond

This 1.52ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG784608144 or 784608144. Listed at 17 retailers as of October 28, 2026, with prices from €201 to €1,083, a €882 spread on the same certified stone. Brilliant Earth lists it at €1,083. 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

1.52
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784608144
Dimensions7.97 × 7.77 × 4.44 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
7.97 mm7.77 mm1.52 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784608144
Side View
Table 61.0%Crown 28.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 57.1%

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 30
Current: €1,083 EUR|Low: €174 EUR|High: €1,110 EUR|Avg: €528 EUR|-2.4%
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
October 31, 2026
Retailer 12€181 EUR
Retailer 5€201 EUR
Retailer 3€225 EUR
Retailer 7€377 EUR
Retailer 9€389 EUR
Retailer 2€413 EUR
Retailer 10€413 EUR
Retailer 6€482 EUR
Retailer 4€522 EUR
Retailer 11€725 EUR
Retailer 13€747 EUR
Retailer 8€1,056 EUR
Brilliant Earth€1,083 EUR

41 data points across 13 retailers

17 retailers€201 EUR to €1,083 EUR

Retailer 1
-
€181 EUR
$202 USD
Price last confirmed 22 days ago
A
Retailer 2
-
€201 EUR
$225 USD
View
Final sale: no returns
Retailer 3
-
€210 EUR
$235 USD
View
Price last confirmed 32 days ago
Retailer 4
-
€225 EUR
$251 USD
View
Price last confirmed 27 days ago
Retailer 5
-
€225 EUR
$251 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
€377 EUR
View
B+
Retailer 7
-
€389 EUR
$435 USD
View
B+
Retailer 8
-
€413 EUR
£363 GBP
View
A
Retailer 9
-
€413 EUR
$461 USD
View
B+
Retailer 10
-
€482 EUR
A$828 AUD
View
B+
Retailer 11
-
€522 EUR
$583 USD
View
Retailer 12
-
€722 EUR
$807 USD
View
Price last confirmed 30 days ago
B
Retailer 13
-
€725 EUR
$810 USD
View
Retailer 14
-
€747 EUR
$835 USD
View
Price last confirmed 12 days ago
B
Retailer 15
-
€770 EUR
$860 USD
View
B
Retailer 16
-
€1,056 EUR
£929 GBP
View
Most Expensive
B
Brilliant Earth
19823570A · Oct 28
€1,083 EUR
$1,210 USD
View
16 more retailers have this diamond
Prices start from €201 EURSave up to €882 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
1.52ct Heart
€201 EUR