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Round|Lab Grown|IGI

3.03ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG830683594

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830683594

Diamond specifications and retailer prices

From $473 CAD
As of November 5, 2026
Save $2,669 CAD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,142 CAD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.03ct lab-grown round diamond

This 3.03ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG830683594 or 830683594. Listed at 15 retailers as of November 5, 2026, with prices from $473 to $3,142, a $2,669 spread on the same certified stone. Brilliant Earth lists it at $3,142. 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
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830683594
Dimensions9.45 × 9.39 × 5.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.45 mm9.39 mm3.03 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830683594
Side View
Table 60.0%Crown 32.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.6%

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: Nov 5
Current: $3,142 CAD|Low: $462 CAD|High: $3,184 CAD|Avg: $1,264 CAD|+1.8%
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
November 6, 2026
Retailer 5$473 CAD
Retailer 6$549 CAD
Retailer 3$587 CAD
Retailer 12$587 CAD
Retailer 13$661 CAD
Retailer 4$789 CAD
Retailer 11$803 CAD
Retailer 9$927 CAD
Retailer 2$1,039 CAD
Retailer 14$1,286 CAD
Retailer 10$1,370 CAD
Retailer 15$1,887 CAD
Retailer 7$1,908 CAD
Retailer 8$2,346 CAD
Brilliant Earth$3,142 CAD

46 data points across 15 retailers

15 retailers$473 CAD to $3,142 CAD

A
Cheapest Retailer
-
$473 CAD
A
Retailer 2
-
$549 CAD
View
A
Retailer 3
-
$587 CAD
View
Retailer 4
-
$587 CAD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$661 CAD
View
B+
Retailer 6
-
$789 CAD
View
A
Retailer 7
-
$803 CAD
View
A
Retailer 8
-
$927 CAD
View
A
Retailer 9
-
$1,039 CAD
View
B+
Retailer 10
-
$1,286 CAD
View
A
Retailer 11
-
$1,370 CAD
View
B+
Retailer 12
-
$1,887 CAD
View
B
Retailer 13
-
$1,908 CAD
View
B
Retailer 14
-
$2,346 CAD
View
Most Expensive
B
Brilliant Earth
21454713A · Nov 5
$3,142 CAD
$2,250 USD
View
14 more retailers have this diamond
Prices start from $473 CADSave up to $2,669 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 Round
$473 CAD