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Marquise|Lab Grown|IGI

3.03ct G SI1 Marquise Lab Grown Diamond

VG • G/SI1 • IGI LG842613319

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842613319

Diamond specifications and retailer prices

From $525 CAD
As of November 4, 2026
Save $2,561 CAD (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,086 CAD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.03ct lab-grown marquise diamond

This 3.03ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG842613319 or 842613319. Listed at 3 retailers as of November 4, 2026, with prices from $525 to $3,086, a $2,561 spread on the same certified stone. Brilliant Earth lists it at $3,086. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.03
Carat
G
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842613319
Dimensions15.20 × 7.33 × 4.72 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.20 mm7.33 mm3.03 ctG / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842613319
Side View
Table 62.0%Crown 37.1°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 64.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $3,086 CAD|Low: $525 CAD|High: $3,086 CAD|Avg: $1,184 CAD
Brilliant Earth
Retailer 2
Retailer 3
November 5, 2026
Retailer 3$525 CAD
Retailer 2$1,074 CAD
Brilliant Earth$3,086 CAD

28 data points across 3 retailers

3 retailers$525 CAD to $3,086 CAD

A
Cheapest Retailer
-
$525 CAD
Final sale: no returns
A
Retailer 2
-
$1,074 CAD
View
Most Expensive
B
Brilliant Earth
21714926A · Nov 4
$3,086 CAD
$2,210 USD
View
2 more retailers have this diamond
Prices start from $525 CADSave up to $2,561 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 Marquise
$525 CAD