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Heart|Lab Grown|IGI

3.03ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG816618506

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816618506

Diamond specifications and retailer prices

From $3,367 CAD
$2,410 USD
As of October 30, 2026
Save $10,264 CAD (75%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $13,631 CAD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.03ct lab-grown heart diamond

This 3.03ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816618506 or 816618506. Listed at 18 retailers as of October 30, 2026, with prices from $3,367 to $13,631, a $10,264 spread on the same certified stone. Taylor and Hart lists it at $13,631. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.03
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816618506
Dimensions10.06 × 9.07 × 5.79 mm
L/W Ratio1.11
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
10.06 mm9.07 mm3.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816618506
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 57.6%

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: $5,378 CAD|Low: $2,949 CAD|High: $14,919 CAD|Avg: $7,150 CAD|-7.2%
Retailer 1
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
Taylor and Hart
October 31, 2026
Retailer 6$3,367 CAD
Retailer 12$3,663 CAD
Retailer 4$3,769 CAD
Retailer 16$3,904 CAD
Retailer 3$4,027 CAD
Retailer 11$4,135 CAD
Retailer 8$4,279 CAD
Retailer 14$4,621 CAD
Retailer 7$5,367 CAD
Retailer 1$5,378 CAD
Retailer 13$5,854 CAD
Retailer 15$6,089 CAD
Retailer 9$9,067 CAD
Retailer 5$10,426 CAD
Retailer 10$10,510 CAD
Retailer 2$11,517 CAD
Taylor and Hart$13,631 CAD

44 data points across 17 retailers

18 retailers$3,367 CAD to $13,631 CAD

A
Cheapest Retailer
-
$3,367 CAD
$2,410 USD
A
Retailer 2
-
$3,663 CAD
$2,622 USD
View
A
Retailer 3
-
$3,769 CAD
$2,698 USD
View
Final sale: no returns
A
Retailer 4
-
$3,904 CAD
$2,795 USD
View
A
Retailer 5
-
$4,027 CAD
$2,883 USD
View
A
Retailer 6
-
$4,135 CAD
$2,960 USD
View
Retailer 7
-
$4,219 CAD
$3,020 USD
View
Price last confirmed 36 days ago
Retailer 8
-
$4,279 CAD
$3,063 USD
View
Price last confirmed 18 days ago
A
Retailer 9
-
$4,621 CAD
$3,308 USD
View
A
Retailer 10
-
$5,367 CAD
$3,842 USD
View
B+
Retailer 11
-
$5,378 CAD
£3,031 GBP
View
B+
Retailer 12
-
$5,854 CAD
$4,191 USD
View
B+
Retailer 13
-
$6,089 CAD
$4,359 USD
View
B+
Retailer 14
-
$9,067 CAD
ZAR 104,859 ZAR
View
B+
Retailer 15
-
$10,426 CAD
$7,464 USD
View
B+
Retailer 16
-
$10,510 CAD
£5,924 GBP
View
B
Retailer 17
-
$11,517 CAD
$8,245 USD
View
Most Expensive
B
Taylor and Hart
NP8SDHB · Oct 30
$13,631 CAD
$9,758 USD
View
17 more retailers have this diamond
Prices start from $3,367 CADSave up to $10,264 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
3.03ct Heart
$3,367 CAD