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Marquise|Lab Grown|IGI

3.09ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG846641022

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846641022

Diamond specifications and retailer prices

From $3,789 CAD
As of November 2, 2026
Save $11,535 CAD (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $15,324 CAD at Taylor and Hart · As of November 3, 2026
View at Taylor and Hart

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846641022 or 846641022. Listed at 20 retailers as of November 2, 2026, with prices from $3,789 to $15,324, a $11,535 spread on the same certified stone. Taylor and Hart lists it at $15,324. 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

3.09
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846641022
Dimensions14.88 × 7.71 × 4.77 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.88 mm7.71 mm3.09 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846641022
Side View
Table 57.0%Crown 35.7°Girdle: MediumPavilion 39.7°Culet: NoneDepth 61.9%

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: Nov 2
Current: $5,878 CAD|Low: $3,789 CAD|High: $15,324 CAD|Avg: $7,348 CAD|-3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
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Retailer 19
Retailer 20
Taylor and Hart
November 4, 2026
Retailer 6$3,789 CAD
Retailer 20$4,123 CAD
Retailer 9$4,244 CAD
Retailer 4$4,395 CAD
Retailer 8$4,518 CAD
Retailer 19$4,619 CAD
Retailer 2$4,904 CAD
Retailer 5$5,256 CAD
Retailer 15$5,801 CAD
Retailer 1$5,878 CAD
Retailer 7$6,041 CAD
Retailer 10$6,841 CAD
Retailer 18$7,295 CAD
Retailer 13$7,581 CAD
Retailer 17$9,924 CAD
Retailer 14$10,238 CAD
Retailer 12$10,817 CAD
Retailer 11$11,042 CAD
Retailer 16$11,768 CAD
Retailer 3$12,867 CAD
Taylor and Hart$15,324 CAD

20 data points across 21 retailers

20 retailers$3,789 CAD to $15,324 CAD

A
Cheapest Retailer
-
$3,789 CAD
A
Retailer 2
-
$4,123 CAD
View
A
Retailer 3
-
$4,244 CAD
View
Final sale: no returns
A
Retailer 4
-
$4,395 CAD
View
A
Retailer 5
-
$4,518 CAD
View
A
Retailer 6
-
$4,619 CAD
View
A
Retailer 7
-
$4,904 CAD
View
A
Retailer 8
-
$5,801 CAD
View
A
Retailer 9
-
$5,878 CAD
View
A
Retailer 10
-
$6,041 CAD
View
A
Retailer 11
-
$6,841 CAD
View
Retailer 12
-
$7,295 CAD
View
Price last confirmed 8 days ago
A
Retailer 13
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$7,581 CAD
View
B+
Retailer 14
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$9,924 CAD
View
B+
Retailer 15
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$10,238 CAD
View
B+
Retailer 16
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$10,817 CAD
View
B+
Retailer 17
-
$11,042 CAD
View
B+
Retailer 18
-
$11,768 CAD
View
B
Retailer 19
-
$12,867 CAD
View
Most Expensive
B
Taylor and Hart
LF2D4NF · Nov 3
$15,324 CAD
$10,965 USD
View
19 more retailers have this diamond
Prices start from $3,789 CADSave up to $11,535 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
3.09ct Marquise
$3,789 CAD