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Heart|Lab Grown|IGI

1.04ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG591351353

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG591351353

Diamond specifications and retailer prices

From $514 CAD
$368 USD
As of October 30, 2026
Save $1,792 CAD (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,478 CAD at Brilliant Earth · As of October 9, 2026
View at Brilliant Earth

About this 1.04ct lab-grown heart diamond

This 1.04ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG591351353 or 591351353. Listed at 20 retailers as of October 26, 2026, with a 349% 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

1.04
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591351353
Dimensions6.24 × 7.04 × 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
6.24 mm7.04 mm1.04 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591351353
Side View
Table 62.0%Crown 33.5°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 57.8%

Caratlytics Score

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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: $3,478 CAD|Low: $444 CAD|High: $3,478 CAD|Avg: $1,091 CAD
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
Retailer 16
Retailer 17
October 31, 2026
Retailer 9$444 CAD
Retailer 4$514 CAD
Retailer 7$574 CAD
Retailer 8$574 CAD
Retailer 10$581 CAD
Retailer 16$757 CAD
Retailer 17$775 CAD
Retailer 3$866 CAD
Retailer 13$895 CAD
Retailer 15$967 CAD
Retailer 11$1,003 CAD
Retailer 14$1,367 CAD
Retailer 2$1,650 CAD
Retailer 5$1,871 CAD
Retailer 12$2,027 CAD
Retailer 6$2,306 CAD
Brilliant Earth$3,478 CAD

42 data points across 17 retailers

20 retailers$514 CAD to $2,306 CAD

Retailer 1
-
$444 CAD
$318 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$514 CAD
$368 USD
View
Final sale: no returns
Retailer 3
-
$538 CAD
$385 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$574 CAD
$411 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$574 CAD
$411 USD
View
A
Retailer 6
-
$581 CAD
£327 GBP
View
A
Retailer 7
-
$757 CAD
$542 USD
View
A
Retailer 8
-
$775 CAD
$555 USD
View
B+
Retailer 9
-
$866 CAD
$620 USD
View
B+
Retailer 10
-
$895 CAD
$641 USD
View
B+
Retailer 11
-
$967 CAD
ZAR 11,178 ZAR
View
B+
Retailer 12
-
$1,003 CAD
£565 GBP
View
B+
Retailer 13
-
$1,367 CAD
A$1,505 AUD
View
B
Retailer 14
-
$1,650 CAD
$1,181 USD
View
Retailer 15
-
$1,847 CAD
$1,322 USD
View
Price last confirmed 30 days ago
B
Retailer 16
-
$1,871 CAD
$1,339 USD
View
B
Retailer 17
-
$2,027 CAD
$1,451 USD
View
Retailer 18
-
$2,048 CAD
A$2,255 AUD
View
Price last confirmed 156 days ago
B
Retailer 19
-
$2,306 CAD
£1,300 GBP
View
Most Expensive
Brilliant Earth
11242224A · Oct 9
$3,478 CAD
$2,490 USD
View
Price last confirmed 21 days ago
19 more retailers have this diamond
Prices start from $514 CADSave up to $1,792 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
1.04ct Heart
$514 CAD