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Marquise|Lab Grown|IGI

1.51ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG818682378

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818682378

Diamond specifications and retailer prices

From $344 CAD
As of November 4, 2026
Save $1,835 CAD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,179 CAD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818682378 or 818682378. Listed at 22 retailers as of November 3, 2026, with prices from $344 to $2,179, a $1,835 spread on the same certified stone. Brilliant Earth lists it at $2,179. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818682378
Dimensions11.58 × 6.02 × 3.76 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.58 mm6.02 mm1.51 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818682378
Side View
Table 60.0%Crown 35.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.5%

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 4
Current: $2,179 CAD|Low: $344 CAD|High: $2,179 CAD|Avg: $898 CAD
Brilliant Earth
Retailer 2
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Retailer 21
November 5, 2026
Retailer 10$344 CAD
Retailer 11$383 CAD
Retailer 6$398 CAD
Retailer 3$426 CAD
Retailer 5$426 CAD
Retailer 2$471 CAD
Retailer 14$656 CAD
Retailer 21$716 CAD
Retailer 18$735 CAD
Retailer 7$739 CAD
Retailer 13$799 CAD
Retailer 20$880 CAD
Retailer 15$996 CAD
Retailer 17$1,096 CAD
Retailer 8$1,321 CAD
Retailer 19$1,338 CAD
Retailer 4$1,367 CAD
Retailer 12$1,371 CAD
Retailer 9$1,440 CAD
Retailer 16$1,704 CAD
Brilliant Earth$2,179 CAD

28 data points across 21 retailers

22 retailers$344 CAD to $2,179 CAD

A
Cheapest Retailer
-
$344 CAD
A
Retailer 2
-
$383 CAD
View
Final sale: no returns
A
Retailer 3
-
$398 CAD
View
Retailer 4
-
$426 CAD
View
Price last confirmed 11 days ago
A
Retailer 5
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$426 CAD
View
A
Retailer 6
-
$471 CAD
View
Retailer 7
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$656 CAD
View
Price last confirmed 14 days ago
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Retailer 8
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$716 CAD
View
A
Retailer 9
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$735 CAD
View
A
Retailer 10
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$739 CAD
View
A
Retailer 11
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$799 CAD
View
A
Retailer 12
-
$880 CAD
View
A
Retailer 13
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$996 CAD
View
B+
Retailer 14
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$1,096 CAD
View
B+
Retailer 15
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$1,321 CAD
View
Retailer 16
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$1,338 CAD
View
Price last confirmed 7 days ago
B+
Retailer 17
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$1,367 CAD
View
B+
Retailer 18
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$1,371 CAD
View
B+
Retailer 19
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$1,440 CAD
View
B
Retailer 20
-
$1,676 CAD
View
B+
Retailer 21
-
$1,704 CAD
View
Most Expensive
B
Brilliant Earth
22456296A · Nov 3
$2,179 CAD
$1,560 USD
View
21 more retailers have this diamond
Prices start from $344 CADSave up to $1,835 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
1.51ct Marquise
$344 CAD