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Marquise|Lab Grown|IGI

1.51ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG837653378

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837653378

Diamond specifications and retailer prices

From $333 CAD
$238 USD
As of October 27, 2026
Save $2,228 CAD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,561 CAD at Brilliant Earth · As of October 28, 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 E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837653378 or 837653378. Listed at 17 retailers as of October 27, 2026, with prices from $333 to $2,561, a $2,228 spread on the same certified stone. Brilliant Earth lists it at $2,561. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837653378
Dimensions12.32 × 6.11 × 3.48 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.32 mm6.11 mm1.51 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837653378
Side View
Table 65.0%Crown 31.5°Girdle: STK-THKPavilion 37.7°Culet: NoneDepth 57.0%

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: Oct 27
Current: $2,561 CAD|Low: $319 CAD|High: $2,561 CAD|Avg: $1,047 CAD
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
Retailer 16
Retailer 17
October 29, 2026
Retailer 16$333 CAD
Retailer 6$372 CAD
Retailer 4$413 CAD
Retailer 17$413 CAD
Retailer 10$485 CAD
Retailer 15$557 CAD
Retailer 8$700 CAD
Retailer 12$744 CAD
Retailer 2$778 CAD
Retailer 11$1,301 CAD
Retailer 7$1,327 CAD
Retailer 14$1,331 CAD
Retailer 9$1,399 CAD
Retailer 13$1,655 CAD
Retailer 5$1,678 CAD
Retailer 3$1,839 CAD
Brilliant Earth$2,561 CAD

35 data points across 17 retailers

17 retailers$333 CAD to $2,561 CAD

A
Cheapest Retailer
-
$333 CAD
$238 USD
A
Retailer 2
-
$372 CAD
$266 USD
View
Final sale: no returns
A
Retailer 3
-
$413 CAD
$295 USD
View
A
Retailer 4
-
$413 CAD
$295 USD
View
A
Retailer 5
-
$485 CAD
£273 GBP
View
B+
Retailer 6
-
$557 CAD
$398 USD
View
A
Retailer 7
-
$700 CAD
$500 USD
View
A
Retailer 8
-
$744 CAD
€506 EUR
View
A
Retailer 9
-
$778 CAD
£438 GBP
View
B+
Retailer 10
-
$1,301 CAD
A$1,430 AUD
View
B+
Retailer 11
-
$1,327 CAD
$948 USD
View
B+
Retailer 12
-
$1,331 CAD
$951 USD
View
B+
Retailer 13
-
$1,399 CAD
$1,000 USD
View
B
Retailer 14
-
$1,655 CAD
£931 GBP
View
B
Retailer 15
-
$1,678 CAD
$1,199 USD
View
B
Retailer 16
-
$1,839 CAD
$1,314 USD
View
Most Expensive
B
Brilliant Earth
21659077A · Oct 28
$2,561 CAD
$1,830 USD
View
16 more retailers have this diamond
Prices start from $333 CADSave up to $2,228 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
$333 CAD