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Heart|Lab Grown|IGI

1.36ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG579399715

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG579399715

Diamond specifications and retailer prices

From $383 CAD
$274 USD
As of October 30, 2026
Save $1,407 CAD (79%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,791 CAD at Michael Trio · As of October 29, 2026
View at Michael Trio

About this 1.36ct lab-grown heart diamond

This 1.36ct 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 LG579399715 or 579399715. Listed at 5 retailers as of October 29, 2026, with prices from $383 to $1,791, a $1,407 spread on the same certified stone. Michael Trio lists it at $1,791. 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

1.36
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579399715
Dimensions6.98 × 7.57 × 4.43 mm
L/W Ratio1.08
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
6.98 mm7.57 mm1.36 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579399715
Side View
Table 57.0%Crown 37°Girdle: MED-THKPavilion 38.3°Culet: NoneDepth 58.5%

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: $1,791 CAD|Low: $383 CAD|High: $1,791 CAD|Avg: $853 CAD
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 3$383 CAD
Retailer 4$565 CAD
Retailer 5$627 CAD
Retailer 2$899 CAD
Michael Trio$1,791 CAD

4 data points across 5 retailers

5 retailers$383 CAD to $1,791 CAD

A
Cheapest Retailer
-
$383 CAD
$274 USD
Final sale: no returns
A
Retailer 2
-
$565 CAD
$404 USD
View
B+
Retailer 3
-
$627 CAD
HK$3,500 HKD
View
B+
Retailer 4
-
$899 CAD
A$988 AUD
View
Most Expensive
B
Michael Trio
5773730690 · Oct 29
$1,791 CAD
SGD 1,729 SGD
View
4 more retailers have this diamond
Prices start from $383 CADSave up to $1,407 CAD

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
1.36ct Heart
$383 CAD