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Marquise|Lab Grown|IGI

1.51ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG848646844

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG848646844

Diamond specifications and retailer prices

From $679 CAD
€463 EUR
As of October 25, 2026
Save $957 CAD (58%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,636 CAD at MOH London · As of October 26, 2026
View at MOH London

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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG848646844 or 848646844. Listed at 7 retailers as of October 25, 2026, with prices from $679 to $1,636, a $957 spread on the same certified stone. MOH London lists it at $1,636. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848646844
Dimensions11.89 × 6.03 × 3.64 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm6.03 mm1.51 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848646844
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.4%

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 25
Current: $1,636 CAD|Low: $679 CAD|High: $1,636 CAD|Avg: $1,002 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 3$679 CAD
Retailer 6$689 CAD
Retailer 2$701 CAD
Retailer 5$863 CAD
Retailer 4$1,264 CAD
Retailer 7$1,384 CAD
MOH London$1,636 CAD

6 data points across 7 retailers

7 retailers$679 CAD to $1,636 CAD

A
Cheapest Retailer
-
$679 CAD
€463 EUR
A
Retailer 2
-
$689 CAD
$493 USD
View
A
Retailer 3
-
$701 CAD
$502 USD
View
A
Retailer 4
-
$863 CAD
$618 USD
View
B+
Retailer 5
-
$1,264 CAD
$905 USD
View
B+
Retailer 6
-
$1,384 CAD
$991 USD
View
Most Expensive
B
MOH London
LG848646844 · Oct 26
$1,636 CAD
£922 GBP
View
6 more retailers have this diamond
Prices start from $679 CADSave up to $957 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
$679 CAD