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Heart|Lab Grown|IGI

1.03ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG620463128

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG620463128

Diamond specifications and retailer prices

From $418 CAD
$299 USD
As of October 30, 2026
Save $1,665 CAD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,083 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG620463128 or 620463128. Listed at 18 retailers as of October 29, 2026, with prices from $418 to $2,083, a $1,665 spread on the same certified stone. MOH London lists it at $2,083. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620463128
Dimensions6.37 × 6.94 × 4.07 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
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
6.37 mm6.94 mm1.03 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG620463128
Side View
Table 62.0%Crown 37.5°Girdle: MED-THKPavilion 38.2°Culet: NoneDepth 58.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,083 CAD|Low: $409 CAD|High: $2,141 CAD|Avg: $987 CAD|-2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 7$418 CAD
Retailer 11$468 CAD
Retailer 4$483 CAD
Retailer 14$517 CAD
Retailer 10$528 CAD
Retailer 3$696 CAD
Retailer 5$733 CAD
Retailer 16$852 CAD
Retailer 6$859 CAD
Retailer 18$889 CAD
Retailer 12$917 CAD
Retailer 15$940 CAD
Retailer 2$1,331 CAD
Retailer 17$1,662 CAD
Retailer 8$1,729 CAD
Retailer 13$1,848 CAD
Retailer 9$1,914 CAD
MOH London$2,083 CAD

36 data points across 18 retailers

18 retailers$418 CAD to $2,083 CAD

A
Cheapest Retailer
-
$418 CAD
$299 USD
A
Retailer 2
-
$468 CAD
$335 USD
View
Final sale: no returns
A
Retailer 3
-
$483 CAD
$346 USD
View
A
Retailer 4
-
$517 CAD
$370 USD
View
A
Retailer 5
-
$528 CAD
$378 USD
View
A
Retailer 6
-
$696 CAD
$498 USD
View
B+
Retailer 7
-
$733 CAD
$525 USD
View
B+
Retailer 8
-
$852 CAD
$610 USD
View
B+
Retailer 9
-
$859 CAD
$615 USD
View
B+
Retailer 10
-
$889 CAD
ZAR 10,276 ZAR
View
B+
Retailer 11
-
$917 CAD
£517 GBP
View
B+
Retailer 12
-
$940 CAD
€641 EUR
View
B
Retailer 13
-
$1,331 CAD
$953 USD
View
B
Retailer 14
-
$1,662 CAD
$1,190 USD
View
B
Retailer 15
-
$1,729 CAD
$1,238 USD
View
B
Retailer 16
-
$1,848 CAD
$1,323 USD
View
B
Retailer 17
-
$1,914 CAD
$1,370 USD
View
Most Expensive
B
MOH London
LG620463128 · Oct 29
$2,083 CAD
£1,174 GBP
View
17 more retailers have this diamond
Prices start from $418 CADSave up to $1,665 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
1.03ct Heart
$418 CAD