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Heart|Lab Grown|IGI

1.89ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG830620146

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830620146

Diamond specifications and retailer prices

From $1,175 CAD
$841 USD
As of October 30, 2026
Save $5,237 CAD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,412 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.89ct lab-grown heart diamond

This 1.89ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830620146 or 830620146. Listed at 14 retailers as of October 30, 2026, with prices from $1,175 to $6,412, a $5,237 spread on the same certified stone. Brilliant Earth lists it at $6,412. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830620146
Dimensions7.86 × 8.81 × 4.76 mm
L/W Ratio1.12
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
7.86 mm8.81 mm1.89 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830620146
Side View
Table 62.0%Crown 35.8°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 54.0%

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: $6,412 CAD|Low: $1,175 CAD|High: $8,479 CAD|Avg: $3,171 CAD|-24.4%
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
October 30, 2026
Retailer 8$1,175 CAD
Retailer 14$1,363 CAD
Retailer 4$1,458 CAD
Retailer 9$1,545 CAD
Retailer 3$1,606 CAD
Retailer 2$1,707 CAD
Retailer 10$2,094 CAD
Retailer 7$2,195 CAD
Retailer 13$2,373 CAD
Retailer 6$4,488 CAD
Retailer 12$4,723 CAD
Retailer 5$5,191 CAD
Retailer 11$5,576 CAD
Brilliant Earth$6,412 CAD

2 data points across 14 retailers

14 retailers$1,175 CAD to $6,412 CAD

A
Cheapest Retailer
-
$1,175 CAD
$841 USD
A
Retailer 2
-
$1,363 CAD
$976 USD
View
A
Retailer 3
-
$1,458 CAD
$1,044 USD
View
Final sale: no returns
A
Retailer 4
-
$1,545 CAD
£871 GBP
View
A
Retailer 5
-
$1,606 CAD
$1,150 USD
View
A
Retailer 6
-
$1,707 CAD
$1,222 USD
View
B+
Retailer 7
-
$2,094 CAD
£1,180 GBP
View
B+
Retailer 8
-
$2,195 CAD
$1,571 USD
View
B+
Retailer 9
-
$2,373 CAD
$1,699 USD
View
B
Retailer 10
-
$4,488 CAD
$3,213 USD
View
B
Retailer 11
-
$4,723 CAD
$3,381 USD
View
B
Retailer 12
-
$5,191 CAD
SGD 5,022 SGD
View
B
Retailer 13
-
$5,576 CAD
$3,992 USD
View
Most Expensive
B
Brilliant Earth
22348973A · Oct 30
$6,412 CAD
$4,590 USD
View
13 more retailers have this diamond
Prices start from $1,175 CADSave up to $5,237 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
1.89ct Heart
$1,175 CAD