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Heart|Lab Grown|IGI

1.01ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG839688037

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839688037

Diamond specifications and retailer prices

From $414 CAD
As of November 6, 2026
Save $853 CAD (67%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,267 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1.01ct lab-grown heart diamond

This 1.01ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG839688037 or 839688037. Listed at 7 retailers as of November 2, 2026, with prices from $414 to $1,267, a $853 spread on the same certified stone. MOH London lists it at $1,267. 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

1.01
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839688037
Dimensions5.91 × 6.75 × 4.06 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.91 mm6.75 mm1.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839688037
Side View
Table 64.0%Crown 35.9°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 60.1%

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: Nov 6
Current: $1,267 CAD|Low: $414 CAD|High: $1,283 CAD|Avg: $691 CAD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 5$414 CAD
Retailer 2$468 CAD
Retailer 4$494 CAD
Retailer 3$513 CAD
Retailer 6$719 CAD
Retailer 7$948 CAD
MOH London$1,267 CAD

35 data points across 7 retailers

7 retailers$414 CAD to $1,267 CAD

A
Cheapest Retailer
-
$414 CAD
B+
Retailer 2
-
$468 CAD
View
B+
Retailer 3
-
$494 CAD
View
B+
Retailer 4
-
$513 CAD
View
B
Retailer 5
-
$719 CAD
View
B
Retailer 6
-
$948 CAD
View
Most Expensive
B
MOH London
LG839688037 · Nov 2
$1,267 CAD
£709 GBP
View
6 more retailers have this diamond
Prices start from $414 CADSave up to $853 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
1.01ct Heart
$414 CAD