Heart|Lab Grown|IGI

1.03ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG818646099

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818646099

Diamond specifications and retailer prices

From $387 CAD
$277 USD
As of October 30, 2026
Save $1,623 CAD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,017 CAD at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

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 LG818646099 or 818646099. Listed at 23 retailers as of October 30, 2026, with a 419% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818646099
Dimensions6.89 × 6.26 × 4.09 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.89 mm6.26 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818646099
Side View
Table 62.0%Crown 31.7°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 59.4%

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: $791 CAD|Low: $402 CAD|High: $2,482 CAD|Avg: $1,189 CAD|-21.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2$432 CAD
Retailer 10$479 CAD
Retailer 4$506 CAD
Retailer 8$698 CAD
Retailer 1$791 CAD
Retailer 7$824 CAD
Retailer 5$842 CAD
Retailer 12$848 CAD
Retailer 6$1,167 CAD
Retailer 11$1,472 CAD
Retailer 9$1,923 CAD
Retailer 3$2,010 CAD

39 data points across 12 retailers

23 retailers$387 CAD to $2,010 CAD

A
Cheapest Retailer
-
$387 CAD
$277 USD
Retailer 2
-
$387 CAD
$277 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$432 CAD
$309 USD
View
Final sale: no returns
A
Retailer 4
-
$479 CAD
$343 USD
View
Retailer 5
-
$479 CAD
$343 USD
View
Price last confirmed 14 days ago
Retailer 6
-
$506 CAD
$362 USD
View
Price last confirmed 31 days ago
Retailer 7
-
$506 CAD
$362 USD
View
Price last confirmed 22 days ago
Retailer 8
-
$587 CAD
$420 USD
View
Price last confirmed 32 days ago
Retailer 9
-
$619 CAD
$443 USD
View
Price last confirmed 33 days ago
Retailer 10
-
$627 CAD
$449 USD
View
Price last confirmed 27 days ago
Retailer 11
-
$627 CAD
$449 USD
View
Price last confirmed 18 days ago
A
Retailer 12
-
$698 CAD
$500 USD
View
B+
Retailer 13
-
$791 CAD
$566 USD
View
B+
Retailer 14
-
$824 CAD
ZAR 9,527 ZAR
View
B+
Retailer 15
-
$842 CAD
£475 GBP
View
B+
Retailer 16
-
$848 CAD
$607 USD
View
B+
Retailer 17
-
$1,167 CAD
A$1,285 AUD
View
B+
Retailer 18
-
$1,472 CAD
$1,054 USD
View
Retailer 19
-
$1,541 CAD
$1,103 USD
View
Price last confirmed 8 days ago
B
Retailer 20
-
$1,923 CAD
£1,084 GBP
View
B
Retailer 21
-
$2,010 CAD
$1,439 USD
View
Retailer 22
-
$2,017 CAD
$1,444 USD
View
Price last confirmed 18 days ago
Most Expensive
NZ Jewellers
2945aaba-f71c-41d4-8de9-5c651ceb8a0d · Sep 30
$2,017 CAD
$1,444 USD
View
Price last confirmed 30 days ago
22 more retailers have this diamond
Prices start from $387 CADSave up to $1,623 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
$387 CAD