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Marquise|Lab Grown|IGI

1.51ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG843642334

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843642334

Diamond specifications and retailer prices

From $242 USD
As of October 31, 2026
Save $900 USD (79%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,142 USD at MOH London · As of October 29, 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 E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843642334 or 843642334. Listed at 9 retailers as of October 29, 2026, with prices from $242 to $1,142, a $900 spread on the same certified stone. MOH London lists it at $1,142. 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 angle34.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843642334
Dimensions12.16 × 5.83 × 3.65 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.16 mm5.83 mm1.51 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843642334
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.6%

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 31
Current: $1,142 USD|Low: $242 USD|High: $1,154 USD|Avg: $672 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 4$242 USD
Retailer 7$332 USD
Retailer 6$382 USD
Retailer 8$497 USD
Retailer 5$500 USD
Retailer 9$915 USD
Retailer 3$919 USD
Retailer 2$1,096 USD
MOH London$1,142 USD

14 data points across 9 retailers

9 retailers$242 USD to $1,142 USD

A
Cheapest Retailer
-
$242 USD
Final sale: no returns
A
Retailer 2
-
$332 USD
£262 GBP
View
B+
Retailer 3
-
$382 USD
View
A
Retailer 4
-
$497 USD
View
A
Retailer 5
-
$500 USD
£394 GBP
View
B+
Retailer 6
-
$915 USD
View
B+
Retailer 7
-
$919 USD
View
B
Retailer 8
-
$1,096 USD
View
Most Expensive
B
MOH London
LG843642334 · Oct 29
$1,142 USD
£899 GBP
View
8 more retailers have this diamond
Prices start from $242 USDSave up to $900 USD

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
$242 USD