Heart|Lab Grown|IGI

1.03ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG763620346

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG763620346

Diamond specifications and retailer prices

From $430 CAD
$308 USD
As of October 30, 2026
18 retailers carry this diamond
Most expensive: $1,970 CAD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

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 LG763620346 or 763620346. Listed at 18 retailers as of October 30, 2026. 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
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763620346
Dimensions6.20 × 6.99 × 4.07 mm
L/W Ratio1.13
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
6.20 mm6.99 mm1.03 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763620346
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 58.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,970 CAD|Low: $204 CAD|High: $2,026 CAD|Avg: $891 CAD|-2.8%
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
Retailer 14
Retailer 15
October 22, 2026
Retailer 7$204 CAD
Retailer 15$358 CAD
Retailer 2$430 CAD
Retailer 14$503 CAD
Retailer 13$615 CAD
Retailer 5$765 CAD
Retailer 4$793 CAD
Retailer 10$832 CAD
Retailer 8$848 CAD
Retailer 3$872 CAD
Retailer 11$1,154 CAD
Retailer 12$1,451 CAD
Retailer 9$1,533 CAD
Retailer 6$1,696 CAD
Brilliant Earth$1,970 CAD

27 data points across 15 retailers

18 retailers

Retailer 1
-
$289 CAD
$207 USD
Price last confirmed 22 days ago
Retailer 2
-
$335 CAD
$240 USD
View
Price last confirmed 32 days ago
Retailer 3
-
$353 CAD
$253 USD
View
Price last confirmed 35 days ago
Retailer 4
-
$358 CAD
$256 USD
View
Price last confirmed 27 days ago
Retailer 5
-
$358 CAD
$256 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$430 CAD
$308 USD
View
Final sale: no returns
Retailer 7
-
$503 CAD
$360 USD
View
Price last confirmed 10 days ago
Retailer 8
-
$615 CAD
ZAR 7,110 ZAR
View
Price last confirmed 22 days ago
Retailer 9
-
$645 CAD
£363 GBP
View
Price last confirmed 18 days ago
Retailer 10
-
$765 CAD
$548 USD
View
Price last confirmed 11 days ago
Retailer 11
-
$832 CAD
£469 GBP
View
Price last confirmed 9 days ago
Retailer 12
-
$848 CAD
$607 USD
View
Price last confirmed 7 days ago
Retailer 13
-
$1,150 CAD
$823 USD
View
Price last confirmed 30 days ago
Retailer 14
-
$1,154 CAD
$826 USD
View
Price last confirmed 14 days ago
Retailer 15
-
$1,451 CAD
£818 GBP
View
Price last confirmed 20 days ago
Retailer 16
-
$1,533 CAD
$1,098 USD
View
Price last confirmed 8 days ago
Retailer 17
-
$1,696 CAD
$1,214 USD
View
Price last confirmed 19 days ago
Most Expensive
Brilliant Earth
17397469A · Oct 18
$1,970 CAD
$1,410 USD
View
Price last confirmed 12 days ago
17 more retailers have this diamond
Prices start from $430 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
$430 CAD