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Heart|Lab Grown|IGI

1.49ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG733545388

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG733545388

Diamond specifications and retailer prices

From €406 EUR
As of November 6, 2026
Save €537 EUR (57%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €943 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.49ct lab-grown heart diamond

This 1.49ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG733545388 or 733545388. Listed at 5 retailers as of November 5, 2026, with prices from €406 to €943, a €537 spread on the same certified stone. MOH London lists it at €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

1.49
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle40.2°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733545388
Dimensions6.84 × 7.93 × 4.65 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.84 mm7.93 mm1.49 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG733545388
Side View
Table 61.0%Crown 40.2°Girdle: STK-THKPavilion 37.1°Culet: NoneDepth 58.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €943 EUR|Low: €398 EUR|High: €957 EUR|Avg: €563 EUR|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4€406 EUR
Retailer 2€432 EUR
Retailer 5€519 EUR
Retailer 3€530 EUR
MOH London€943 EUR

36 data points across 5 retailers

5 retailers€406 EUR to €943 EUR

A
Cheapest Retailer
-
€406 EUR
B+
Retailer 2
-
€432 EUR
View
B+
Retailer 3
-
€519 EUR
View
B+
Retailer 4
-
€530 EUR
View
Most Expensive
B
MOH London
LG733545388 · Nov 5
€943 EUR
£829 GBP
View
4 more retailers have this diamond
Prices start from €406 EURSave up to €537 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
1.49ct Heart
€406 EUR