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Heart|Lab Grown|IGI

3.03ct G SI1 Heart Lab Grown Diamond

EX • G/SI1 • IGI LG846660575

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846660575

Diamond specifications and retailer prices

From $536 CAD
As of November 6, 2026
Save $2,629 CAD (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,165 CAD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.03ct lab-grown heart diamond

This 3.03ct lab-grown heart sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG846660575 or 846660575. Listed at 3 retailers as of November 6, 2026, with prices from $536 to $3,165, a $2,629 spread on the same certified stone. Brilliant Earth lists it at $3,165. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.03
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846660575
Dimensions9.20 × 10.11 × 5.68 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
9.20 mm10.11 mm3.03 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846660575
Side View
Table 61.0%Crown 35°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 56.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $3,165 CAD|Low: $536 CAD|High: $5,542 CAD|Avg: $2,297 CAD|-42.9%
Brilliant Earth
Retailer 2
Retailer 3
November 5, 2026
Retailer 3$536 CAD
Retailer 2$1,093 CAD
Brilliant Earth$3,165 CAD

19 data points across 3 retailers

3 retailers$536 CAD to $3,165 CAD

A
Cheapest Retailer
-
$536 CAD
Final sale: no returns
A
Retailer 2
-
$1,093 CAD
View
Most Expensive
B
Brilliant Earth
22178647A · Nov 6
$3,165 CAD
$2,250 USD
View
2 more retailers have this diamond
Prices start from $536 CADSave up to $2,629 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
$536 CAD