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Oval|Lab Grown|IGI

3.00ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG818630594

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818630594

Diamond specifications and retailer prices

From $580 CAD
As of November 6, 2026
Save $5,567 CAD (91%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,147 CAD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3ct lab-grown oval diamond

This 3ct lab-grown oval 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 LG818630594 or 818630594. Listed at 14 retailers as of November 6, 2026, with prices from $580 to $6,147, a $5,567 spread on the same certified stone. Brilliant Earth lists it at $6,147. 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

3.00
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818630594
Dimensions12.02 × 7.80 × 4.98 mm
L/W Ratio1.54
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.02 mm7.80 mm3.00 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818630594
Side View
Table 58.0%Crown 39.4°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 63.8%

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 6
Current: $6,147 CAD|Low: $539 CAD|High: $6,147 CAD|Avg: $1,656 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11$580 CAD
Retailer 3$641 CAD
Retailer 4$781 CAD
Retailer 7$851 CAD
Retailer 10$861 CAD
Retailer 2$1,118 CAD
Retailer 5$1,145 CAD
Retailer 8$1,881 CAD
Retailer 9$2,431 CAD
Retailer 6$2,498 CAD
Brilliant Earth$6,147 CAD

43 data points across 11 retailers

14 retailers$580 CAD to $6,147 CAD

Retailer 1
-
$518 CAD
Price last confirmed 45 days ago
A
Retailer 2
-
$580 CAD
View
Final sale: no returns
Retailer 3
-
$633 CAD
View
Price last confirmed 44 days ago
A
Retailer 4
-
$781 CAD
View
A
Retailer 5
-
$851 CAD
View
B+
Retailer 6
-
$861 CAD
View
A
Retailer 7
-
$1,118 CAD
View
A
Retailer 8
-
$1,145 CAD
View
A
Retailer 9
-
$1,367 CAD
View
B+
Retailer 10
-
$1,881 CAD
View
B+
Retailer 11
-
$2,117 CAD
View
B+
Retailer 12
-
$2,431 CAD
View
B+
Retailer 13
-
$2,498 CAD
View
Most Expensive
B
Brilliant Earth
20907018A · Nov 6
$6,147 CAD
$4,370 USD
View
13 more retailers have this diamond
Prices start from $580 CADSave up to $5,567 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
3.00ct Oval
$580 CAD